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122152076 = 22162118839
BaseRepresentation
bin1110100011111…
…10010010001100
322111211222010222
413101332102030
5222232331301
620042050512
73012163334
oct721762214
9274758128
10122152076
1162a51732
1234aa9a38
131c3cb647
141231a0c4
15aacd31b
hex747e48c

122152076 has 12 divisors (see below), whose sum is σ = 213909360. Its totient is φ = 61035120.

The previous prime is 122152061. The next prime is 122152081. The reversal of 122152076 is 670251221.

It is a super-2 number, since 2×1221520762 = 29842259342219552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2936 + ... + 15903.

It is an arithmetic number, because the mean of its divisors is an integer number (17825780).

Almost surely, 2122152076 is an apocalyptic number.

It is an amenable number.

122152076 is a deficient number, since it is larger than the sum of its proper divisors (91757284).

122152076 is a wasteful number, since it uses less digits than its factorization.

122152076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20464 (or 20462 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 122152076 is about 11052.2430302631. The cubic root of 122152076 is about 496.1735594053.

The spelling of 122152076 in words is "one hundred twenty-two million, one hundred fifty-two thousand, seventy-six".

Divisors: 1 2 4 1621 3242 6484 18839 37678 75356 30538019 61076038 122152076