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272431064 = 23181188143
BaseRepresentation
bin10000001111001…
…111011111011000
3200222121221011102
4100033033133120
51024220243224
643011050532
76515424443
oct2017173730
9628557142
10272431064
1112a864544
12772a0a48
1344597519
142827865a
1518db54ae
hex103cf7d8

272431064 has 16 divisors (see below), whose sum is σ = 513633120. Its totient is φ = 135462240.

The previous prime is 272431057. The next prime is 272431079. The reversal of 272431064 is 460134272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92624 + ... + 95519.

It is an arithmetic number, because the mean of its divisors is an integer number (32102070).

Almost surely, 2272431064 is an apocalyptic number.

It is an amenable number.

272431064 is a deficient number, since it is larger than the sum of its proper divisors (241202056).

272431064 is a wasteful number, since it uses less digits than its factorization.

272431064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188330 (or 188326 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 272431064 is about 16505.4858759141. The cubic root of 272431064 is about 648.2644541181.

The spelling of 272431064 in words is "two hundred seventy-two million, four hundred thirty-one thousand, sixty-four".

Divisors: 1 2 4 8 181 362 724 1448 188143 376286 752572 1505144 34053883 68107766 136215532 272431064