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204072652 = 22732329223
BaseRepresentation
bin11000010100111…
…10011011001100
3112012222222001101
430022132123030
5404220311102
632125552444
75025406000
oct1412363314
9465888041
10204072652
11a5214893
1258415724
1333381c64
141d162700
1512db0e87
hexc29e6cc

204072652 has 96 divisors (see below), whose sum is σ = 451584000. Its totient is φ = 80410176.

The previous prime is 204072643. The next prime is 204072667. The reversal of 204072652 is 256270402.

204072652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 204072652.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 915013 + ... + 915235.

It is an arithmetic number, because the mean of its divisors is an integer number (4704000).

Almost surely, 2204072652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204072652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225792000).

204072652 is an abundant number, since it is smaller than the sum of its proper divisors (247511348).

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

204072652 is a wasteful number, since it uses less digits than its factorization.

204072652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 204072652 is about 14285.3999593991. The cubic root of 204072652 is about 588.7464066086.

The spelling of 204072652 in words is "two hundred four million, seventy-two thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 23 28 29 46 49 58 92 98 116 161 196 203 223 322 343 406 446 644 667 686 812 892 1127 1334 1372 1421 1561 2254 2668 2842 3122 4508 4669 5129 5684 6244 6467 7889 9338 9947 10258 10927 12934 15778 18676 19894 20516 21854 25868 31556 32683 35903 39788 43708 45269 65366 71806 76489 90538 130732 143612 148741 152978 181076 228781 251321 297482 305956 316883 457562 502642 594964 633766 915124 1005284 1041187 1267532 1759247 2082374 2218181 3518494 4164748 4436362 7036988 7288309 8872724 14576618 29153236 51018163 102036326 204072652