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4120012000 = 25531379231
BaseRepresentation
bin1111010110010010…
…0110010011100000
3101122010112021222001
43311210212103200
531414210341000
61520454053344
7204045344536
oct36544462340
911563467861
104120012000
111824703aa5
1296b94a254
13508750c30
142b1274156
15191a7e46a
hexf59264e0

4120012000 has 96 divisors (see below), whose sum is σ = 10901689344. Its totient is φ = 1521216000.

The previous prime is 4120011983. The next prime is 4120012007. The reversal of 4120012000 is 2100214.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120012007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12385 + ... + 91615.

It is an arithmetic number, because the mean of its divisors is an integer number (113559264).

Almost surely, 24120012000 is an apocalyptic number.

4120012000 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 4120012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5450844672).

4120012000 is an abundant number, since it is smaller than the sum of its proper divisors (6781677344).

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

4120012000 is a wasteful number, since it uses less digits than its factorization.

4120012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79269 (or 79251 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 4120012000 is about 64187.3196199997. The cubic root of 4120012000 is about 1603.1204726999.

Adding to 4120012000 its reverse (2100214), we get a palindrome (4122112214).

The spelling of 4120012000 in words is "four billion, one hundred twenty million, twelve thousand".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 125 130 160 200 208 250 260 325 400 416 500 520 650 800 1000 1040 1300 1625 2000 2080 2600 3250 4000 5200 6500 10400 13000 26000 52000 79231 158462 316924 396155 633848 792310 1030003 1267696 1584620 1980775 2060006 2535392 3169240 3961550 4120012 5150015 6338480 7923100 8240024 9903875 10300030 12676960 15846200 16480048 19807750 20600060 25750075 31692400 32960096 39615500 41200120 51500150 63384800 79231000 82400240 103000300 128750375 158462000 164800480 206000600 257500750 316924000 412001200 515001500 824002400 1030003000 2060006000 4120012000