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118147092 = 22371974027
BaseRepresentation
bin1110000101011…
…00100000010100
322020022111100020
413002230200110
5220221201332
615420145140
72633143110
oct702544024
9266274306
10118147092
1160766728
12336981b0
131b62872b
1411996740
15a58b82c
hex70ac814

118147092 has 48 divisors (see below), whose sum is σ = 331645440. Its totient is φ = 31979232.

The previous prime is 118147079. The next prime is 118147103. The reversal of 118147092 is 290741811.

It is a congruent number.

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, 35418 + ... + 38609.

It is an arithmetic number, because the mean of its divisors is an integer number (6909280).

Almost surely, 2118147092 is an apocalyptic number.

118147092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

118147092 is an abundant number, since it is smaller than the sum of its proper divisors (213498348).

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

118147092 is a wasteful number, since it uses less digits than its factorization.

118147092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74060 (or 74058 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 118147092 is about 10869.5488406833. The cubic root of 118147092 is about 490.6905327261.

The spelling of 118147092 in words is "one hundred eighteen million, one hundred forty-seven thousand, ninety-two".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 74027 148054 222081 296108 444162 518189 888324 1036378 1406513 1554567 2072756 2813026 3109134 4219539 5626052 6218268 8439078 9845591 16878156 19691182 29536773 39382364 59073546 118147092