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27161052 = 2232978049
BaseRepresentation
bin110011110011…
…1000111011100
31220002220221220
41213213013130
523423123202
62410053340
7446602512
oct147470734
956086856
1027161052
1114371556
12911a250
13581ca39
1438704b2
1525b7abc
hex19e71dc

27161052 has 24 divisors (see below), whose sum is σ = 65562000. Its totient is φ = 8741376.

The previous prime is 27161039. The next prime is 27161059. The reversal of 27161052 is 25016172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27161059) 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, 38677 + ... + 39372.

It is an arithmetic number, because the mean of its divisors is an integer number (2731750).

Almost surely, 227161052 is an apocalyptic number.

It is an amenable number.

27161052 is an abundant number, since it is smaller than the sum of its proper divisors (38400948).

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

27161052 is a wasteful number, since it uses less digits than its factorization.

27161052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78085 (or 78083 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 27161052 is about 5211.6266174775. The cubic root of 27161052 is about 300.5953068069.

The spelling of 27161052 in words is "twenty-seven million, one hundred sixty-one thousand, fifty-two".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 78049 156098 234147 312196 468294 936588 2263421 4526842 6790263 9053684 13580526 27161052