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272642068 = 22591155263
BaseRepresentation
bin10000010000000…
…011000000010100
3201000000122121101
4100100003000110
51024244021233
643015355444
76520263556
oct2020030024
9630018541
10272642068
1112a999026
1277382b84
134463c58a
14282d14d6
1518e07c7d
hex10403014

272642068 has 12 divisors (see below), whose sum is σ = 485210880. Its totient is φ = 134010392.

The previous prime is 272642063. The next prime is 272642101. The reversal of 272642068 is 860246272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272642063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577396 + ... + 577867.

It is an arithmetic number, because the mean of its divisors is an integer number (40434240).

Almost surely, 2272642068 is an apocalyptic number.

It is an amenable number.

272642068 is a deficient number, since it is larger than the sum of its proper divisors (212568812).

272642068 is a wasteful number, since it uses less digits than its factorization.

272642068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155326 (or 1155324 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 272642068 is about 16511.8765741511. The cubic root of 272642068 is about 648.4317760714.

The spelling of 272642068 in words is "two hundred seventy-two million, six hundred forty-two thousand, sixty-eight".

Divisors: 1 2 4 59 118 236 1155263 2310526 4621052 68160517 136321034 272642068