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27315054 = 23213116731
BaseRepresentation
bin110100000110…
…0101101101110
31220101202012200
41220030231232
523443040204
62413242330
7451113504
oct150145556
956352180
1027315054
1114467228
1291933a6
135874b70
1438b0674
1525e8539
hex1a0cb6e

27315054 has 24 divisors (see below), whose sum is σ = 63735672. Its totient is φ = 8404560.

The previous prime is 27315031. The next prime is 27315077. The reversal of 27315054 is 45051372.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27315031) and next prime (27315077).

It is a super-2 number, since 2×273150542 = 1492224350045832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58132 + ... + 58599.

It is an arithmetic number, because the mean of its divisors is an integer number (2655653).

Almost surely, 227315054 is an apocalyptic number.

27315054 is an abundant number, since it is smaller than the sum of its proper divisors (36420618).

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

27315054 is a wasteful number, since it uses less digits than its factorization.

27315054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116752 (or 116749 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 27315054 is about 5226.3805831570. The cubic root of 27315054 is about 301.1623572689.

The spelling of 27315054 in words is "twenty-seven million, three hundred fifteen thousand, fifty-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 116731 233462 350193 700386 1050579 1517503 2101158 3035006 4552509 9105018 13657527 27315054