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163080427085 = 5109129895587
BaseRepresentation
bin1001011111100001011…
…0011101011001001101
3120120221100121001112222
42113320112131121031
510132442042131320
6202530151305125
714532166521122
oct2277026353115
9516840531488
10163080427085
1163186716674
122773337b1a5
13124bc500a44
147c70a94749
15439711b825
hex25f859d64d

163080427085 has 8 divisors (see below), whose sum is σ = 195875892576. Its totient is φ = 130344754960.

The previous prime is 163080427079. The next prime is 163080427099. The reversal of 163080427085 is 580724080361.

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

It is not a de Polignac number, because 163080427085 - 220 = 163079378509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14942339 + ... + 14953248.

It is an arithmetic number, because the mean of its divisors is an integer number (24484486572).

Almost surely, 2163080427085 is an apocalyptic number.

It is an amenable number.

163080427085 is a deficient number, since it is larger than the sum of its proper divisors (32795465491).

163080427085 is a wasteful number, since it uses less digits than its factorization.

163080427085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29896683.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 163080427085 in words is "one hundred sixty-three billion, eighty million, four hundred twenty-seven thousand, eighty-five".

Divisors: 1 5 1091 5455 29895587 149477935 32616085417 163080427085