Base | Representation |
---|---|
bin | 1110101010110… |
… | …10000001111000 |
3 | 22120112200211010 |
4 | 13111122001320 |
5 | 223000132102 |
6 | 20113233520 |
7 | 3022632426 |
oct | 725320170 |
9 | 276480733 |
10 | 123052152 |
11 | 635069a3 |
12 | 352628a0 |
13 | 1c655232 |
14 | 124b2116 |
15 | ac09d6c |
hex | 755a078 |
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".
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