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122909092 = 2230727273
BaseRepresentation
bin1110101001101…
…11000110100100
322120021102120121
413110313012210
5222431042332
620110211324
73021465355
oct724670644
9276242517
10122909092
1163419469
12351b3b44
131c605097
1412475d2c
15abcc797
hex75371a4

122909092 has 6 divisors (see below), whose sum is σ = 215090918. Its totient is φ = 61454544.

The previous prime is 122909077. The next prime is 122909107. The reversal of 122909092 is 290909221.

It is an interprime number because it is at equal distance from previous prime (122909077) and next prime (122909107).

It can be written as a sum of positive squares in only one way, i.e., 110965156 + 11943936 = 10534^2 + 3456^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15363633 + ... + 15363640.

Almost surely, 2122909092 is an apocalyptic number.

It is an amenable number.

122909092 is a deficient number, since it is larger than the sum of its proper divisors (92181826).

122909092 is a wasteful number, since it uses less digits than its factorization.

122909092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30727277 (or 30727275 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 122909092 is about 11086.4372996919. The cubic root of 122909092 is about 497.1964320617.

The spelling of 122909092 in words is "one hundred twenty-two million, nine hundred nine thousand, ninety-two".

Divisors: 1 2 4 30727273 61454546 122909092