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123052152 = 23341125053
BaseRepresentation
bin1110101010110…
…10000001111000
322120112200211010
413111122001320
5223000132102
620113233520
73022632426
oct725320170
9276480733
10123052152
11635069a3
12352628a0
131c655232
14124b2116
15ac09d6c
hex755a078

123052152 has 32 divisors (see below), whose sum is σ = 315136080. Its totient is φ = 40016640.

The previous prime is 123052147. The next prime is 123052183. The reversal of 123052152 is 251250321.

It is a super-2 number, since 2×1230521522 = 30283664223662208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61543 + ... + 63510.

Almost surely, 2123052152 is an apocalyptic number.

123052152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123052152 is an abundant number, since it is smaller than the sum of its proper divisors (192083928).

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

123052152 is a wasteful number, since it uses less digits than its factorization.

123052152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125103 (or 125099 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 123052152 is about 11092.8874509751. The cubic root of 123052152 is about 497.3892611448.

The spelling of 123052152 in words is "one hundred twenty-three million, fifty-two thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 41 82 123 164 246 328 492 984 125053 250106 375159 500212 750318 1000424 1500636 3001272 5127173 10254346 15381519 20508692 30763038 41017384 61526076 123052152