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105988084 = 2226497021
BaseRepresentation
bin1100101000100…
…11111111110100
321101102202022121
412110103333310
5204113104314
614303405324
72424612106
oct624237764
9241382277
10105988084
1154911464
122b5b3844
1318c5c257
141010d576
159488d24
hex6513ff4

105988084 has 6 divisors (see below), whose sum is σ = 185479154. Its totient is φ = 52994040.

The previous prime is 105988067. The next prime is 105988093. The reversal of 105988084 is 480889501.

It can be written as a sum of positive squares in only one way, i.e., 54464400 + 51523684 = 7380^2 + 7178^2 .

It is a super-2 number, since 2×1059880842 = 22466947899982112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105988084.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13248507 + ... + 13248514.

Almost surely, 2105988084 is an apocalyptic number.

It is an amenable number.

105988084 is a deficient number, since it is larger than the sum of its proper divisors (79491070).

105988084 is a wasteful number, since it uses less digits than its factorization.

105988084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26497025 (or 26497023 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 105988084 is about 10295.0514326059. The cubic root of 105988084 is about 473.2446145079.

The spelling of 105988084 in words is "one hundred five million, nine hundred eighty-eight thousand, eighty-four".

Divisors: 1 2 4 26497021 52994042 105988084