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272894901 = 32915120773
BaseRepresentation
bin10000010001000…
…000101110110101
3201000111111102120
4100101000232311
51024330114101
643025030153
76522365646
oct2021005665
9630444376
10272894901
11130050a84
1277485359
13446ca696
14283596cd
1518e57b36
hex10440bb5

272894901 has 16 divisors (see below), whose sum is σ = 378917760. Its totient is φ = 174484800.

The previous prime is 272894873. The next prime is 272894911. The reversal of 272894901 is 109498272.

It is not a de Polignac number, because 272894901 - 26 = 272894837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272894911) by changing a digit.

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, 2751 + ... + 23523.

It is an arithmetic number, because the mean of its divisors is an integer number (23682360).

Almost surely, 2272894901 is an apocalyptic number.

It is an amenable number.

272894901 is a deficient number, since it is larger than the sum of its proper divisors (106022859).

272894901 is a wasteful number, since it uses less digits than its factorization.

272894901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20956.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 272894901 is about 16519.5308952767. The cubic root of 272894901 is about 648.6321539279.

The spelling of 272894901 in words is "two hundred seventy-two million, eight hundred ninety-four thousand, nine hundred one".

Divisors: 1 3 29 87 151 453 4379 13137 20773 62319 602417 1807251 3136723 9410169 90964967 272894901