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264152161 = 7132902771
BaseRepresentation
bin11111011111010…
…10010001100001
3200102001022122101
433233222101201
51020110332121
642113410401
76355153630
oct1757522141
9612038571
10264152161
1112611a479
1274569a01
1342959170
1427121517
15182cc491
hexfbea461

264152161 has 8 divisors (see below), whose sum is σ = 325110464. Its totient is φ = 208999440.

The previous prime is 264152153. The next prime is 264152177. The reversal of 264152161 is 161251462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 264152161 - 23 = 264152153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264152111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451295 + ... + 1451476.

It is an arithmetic number, because the mean of its divisors is an integer number (40638808).

Almost surely, 2264152161 is an apocalyptic number.

It is an amenable number.

264152161 is a deficient number, since it is larger than the sum of its proper divisors (60958303).

264152161 is a wasteful number, since it uses less digits than its factorization.

264152161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902791.

The product of its digits is 2880, while the sum is 28.

The square root of 264152161 is about 16252.7585658558. The cubic root of 264152161 is about 641.6300902147.

The spelling of 264152161 in words is "two hundred sixty-four million, one hundred fifty-two thousand, one hundred sixty-one".

Divisors: 1 7 13 91 2902771 20319397 37736023 264152161