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4977680000 = 2754431447
BaseRepresentation
bin1001010001011000…
…10101111010000000
3110211220101100021112
410220230111322000
540143241230000
62141532542452
7234231403406
oct45054257200
913756340245
104977680000
112124852727
12b6b021a28
136143454a7
14353131476
151e1ee8235
hex128b15e80

4977680000 has 160 divisors (see below), whose sum is σ = 12688563360. Its totient is φ = 1943424000.

The previous prime is 4977679979. The next prime is 4977680009. The reversal of 4977680000 is 867794.

It is a tau number, because it is divible by the number of its divisors (160).

It is a self number, because there is not a number n which added to its sum of digits gives 4977680000.

It is not an unprimeable number, because it can be changed into a prime (4977680009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3439277 + ... + 3440723.

It is an arithmetic number, because the mean of its divisors is an integer number (79303521).

Almost surely, 24977680000 is an apocalyptic number.

4977680000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4977680000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6344281680).

4977680000 is an abundant number, since it is smaller than the sum of its proper divisors (7710883360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4977680000 is an equidigital number, since it uses as much as digits as its factorization.

4977680000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1497 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 4977680000 is about 70552.6753567857. The cubic root of 4977680000 is about 1707.4277069174.

The spelling of 4977680000 in words is "four billion, nine hundred seventy-seven million, six hundred eighty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 43 50 64 80 86 100 125 128 160 172 200 215 250 320 344 400 430 500 625 640 688 800 860 1000 1075 1250 1376 1447 1600 1720 2000 2150 2500 2752 2894 3200 3440 4000 4300 5000 5375 5504 5788 6880 7235 8000 8600 10000 10750 11576 13760 14470 16000 17200 20000 21500 23152 26875 27520 28940 34400 36175 40000 43000 46304 53750 57880 62221 68800 72350 80000 86000 92608 107500 115760 124442 137600 144700 172000 180875 185216 215000 231520 248884 289400 311105 344000 361750 430000 463040 497768 578800 622210 688000 723500 860000 904375 926080 995536 1157600 1244420 1447000 1555525 1720000 1808750 1991072 2315200 2488840 2894000 3111050 3440000 3617500 3982144 4630400 4977680 5788000 6222100 7235000 7777625 7964288 9955360 11576000 12444200 14470000 15555250 19910720 23152000 24888400 28940000 31110500 38888125 39821440 49776800 57880000 62221000 77776250 99553600 115760000 124442000 155552500 199107200 248884000 311105000 497768000 622210000 995536000 1244420000 2488840000 4977680000