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472683680 = 2557537963
BaseRepresentation
bin11100001011001…
…001010010100000
31012221102211002222
4130023021102200
51432001334210
6114523130212
714466513350
oct3413112240
91187384088
10472683680
112228aa277
12112373968
1376c0c7b1
1446ac4b60
152b76e655
hex1c2c94a0

472683680 has 96 divisors (see below), whose sum is σ = 1300489344. Its totient is φ = 158985216.

The previous prime is 472683667. The next prime is 472683703. The reversal of 472683680 is 86386274.

It is a super-2 number, since 2×4726836802 = 446859722676684800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55379 + ... + 63341.

It is an arithmetic number, because the mean of its divisors is an integer number (13546764).

Almost surely, 2472683680 is an apocalyptic number.

472683680 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 472683680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650244672).

472683680 is an abundant number, since it is smaller than the sum of its proper divisors (827805664).

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

472683680 is a wasteful number, since it uses less digits than its factorization.

472683680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8038 (or 8030 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 472683680 is about 21741.2897501505. The cubic root of 472683680 is about 778.9750289026.

The spelling of 472683680 in words is "four hundred seventy-two million, six hundred eighty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 70 80 106 112 140 160 212 224 265 280 371 424 530 560 742 848 1060 1120 1484 1696 1855 2120 2968 3710 4240 5936 7420 7963 8480 11872 14840 15926 29680 31852 39815 55741 59360 63704 79630 111482 127408 159260 222964 254816 278705 318520 422039 445928 557410 637040 844078 891856 1114820 1274080 1688156 1783712 2110195 2229640 2954273 3376312 4220390 4459280 5908546 6752624 8440780 8918560 11817092 13505248 14771365 16881560 23634184 29542730 33763120 47268368 59085460 67526240 94536736 118170920 236341840 472683680