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272934904 = 231117917327
BaseRepresentation
bin10000010001001…
…010011111111000
3201000120112022011
4100101022133320
51024332404104
643025535304
76522623404
oct2021123770
9630515264
10272934904
11130079040
12774a4534
1344712958
142836a104
1518e64904
hex1044a7f8

272934904 has 32 divisors (see below), whose sum is σ = 561427200. Its totient is φ = 123361120.

The previous prime is 272934901. The next prime is 272934911. The reversal of 272934904 is 409439272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272934901) 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 7 ways as a sum of consecutive naturals, for example, 7089 + ... + 24415.

It is an arithmetic number, because the mean of its divisors is an integer number (17544600).

Almost surely, 2272934904 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 272934904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280713600).

272934904 is an abundant number, since it is smaller than the sum of its proper divisors (288492296).

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

272934904 is a wasteful number, since it uses less digits than its factorization.

272934904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17523 (or 17519 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 272934904 is about 16520.7416298422. The cubic root of 272934904 is about 648.6638461828.

The spelling of 272934904 in words is "two hundred seventy-two million, nine hundred thirty-four thousand, nine hundred four".

Divisors: 1 2 4 8 11 22 44 88 179 358 716 1432 1969 3938 7876 15752 17327 34654 69308 138616 190597 381194 762388 1524776 3101533 6203066 12406132 24812264 34116863 68233726 136467452 272934904