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161414916 = 223138091279
BaseRepresentation
bin10011001111011…
…11111100000100
3102020201201122020
421213233330010
5312310234131
624003403140
74000001265
oct1147577404
9366651566
10161414916
1183129463
12460834b0
13275977b0
141761a96c
15e286996
hex99eff04

161414916 has 48 divisors (see below), whose sum is σ = 406425600. Its totient is φ = 49565952.

The previous prime is 161414863. The next prime is 161414921. The reversal of 161414916 is 619414161.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125565 + ... + 126843.

It is an arithmetic number, because the mean of its divisors is an integer number (8467200).

Almost surely, 2161414916 is an apocalyptic number.

It is an amenable number.

161414916 is an abundant number, since it is smaller than the sum of its proper divisors (245010684).

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

161414916 is a wasteful number, since it uses less digits than its factorization.

161414916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108 (or 2106 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The square root of 161414916 is about 12704.9170009095. The cubic root of 161414916 is about 544.4791095271.

The spelling of 161414916 in words is "one hundred sixty-one million, four hundred fourteen thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 809 1279 1618 2427 2558 3236 3837 4854 5116 7674 9708 10517 15348 16627 21034 31551 33254 42068 49881 63102 66508 99762 126204 199524 1034711 2069422 3104133 4138844 6208266 12416532 13451243 26902486 40353729 53804972 80707458 161414916