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122714652 = 22310226221
BaseRepresentation
bin1110101000001…
…11101000011100
322112220112212010
413110013220130
5222403332102
620102111220
73020025444
oct724075034
9275815763
10122714652
11632a6375
123511b510
131c567728
1412425124
15ab8ed6c
hex7507a1c

122714652 has 12 divisors (see below), whose sum is σ = 286334216. Its totient is φ = 40904880.

The previous prime is 122714651. The next prime is 122714659. The reversal of 122714652 is 256417221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1227146522 = 30117771630962208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122714651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5113099 + ... + 5113122.

Almost surely, 2122714652 is an apocalyptic number.

122714652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122714652 is an abundant number, since it is smaller than the sum of its proper divisors (163619564).

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

122714652 is a wasteful number, since it uses less digits than its factorization.

122714652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10226228 (or 10226226 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 122714652 is about 11077.6645553113. The cubic root of 122714652 is about 496.9341083750.

The spelling of 122714652 in words is "one hundred twenty-two million, seven hundred fourteen thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 10226221 20452442 30678663 40904884 61357326 122714652