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122662164 = 223311492213
BaseRepresentation
bin1110100111110…
…10110100010100
322112210212212010
413103322310110
5222400142124
620101024220
73016416432
oct723726424
9275725763
10122662164
116326a999
12350b5070
131c549881
141240dd52
15ab7e529
hex74fad14

122662164 has 48 divisors (see below), whose sum is σ = 297561600. Its totient is φ = 39285120.

The previous prime is 122662153. The next prime is 122662171. The reversal of 122662164 is 461266221.

It is a nude number because it is divisible by every one of its digits.

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, 54322 + ... + 56534.

It is an arithmetic number, because the mean of its divisors is an integer number (6199200).

Almost surely, 2122662164 is an apocalyptic number.

It is an amenable number.

122662164 is an abundant number, since it is smaller than the sum of its proper divisors (174899436).

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

122662164 is a wasteful number, since it uses less digits than its factorization.

122662164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400 (or 2398 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 122662164 is about 11075.2952105124. The cubic root of 122662164 is about 496.8632480587.

The spelling of 122662164 in words is "one hundred twenty-two million, six hundred sixty-two thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 31 62 93 124 149 186 298 372 447 596 894 1788 2213 4426 4619 6639 8852 9238 13278 13857 18476 26556 27714 55428 68603 137206 205809 274412 329737 411618 659474 823236 989211 1318948 1978422 3956844 10221847 20443694 30665541 40887388 61331082 122662164