Base | Representation |
---|---|
bin | 1100100111111… |
… | …1100010111111 |
3 | 10200122012102201 |
4 | 3021333202333 |
5 | 102023414411 |
6 | 5130532331 |
7 | 1212035524 |
oct | 311774277 |
9 | 120565381 |
10 | 52951231 |
11 | 27987053 |
12 | 158970a7 |
13 | ac7c7b8 |
14 | 706514b |
15 | 49ae3c1 |
hex | 327f8bf |
52951231 has 2 divisors, whose sum is σ = 52951232. Its totient is φ = 52951230.
The previous prime is 52951183. The next prime is 52951247. The reversal of 52951231 is 13215925.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 52951231 - 29 = 52950719 is a prime.
It is a super-2 number, since 2×529512312 = 5607665728830722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 52951231.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52951291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26475615 + 26475616.
It is an arithmetic number, because the mean of its divisors is an integer number (26475616).
Almost surely, 252951231 is an apocalyptic number.
52951231 is a deficient number, since it is larger than the sum of its proper divisors (1).
52951231 is an equidigital number, since it uses as much as digits as its factorization.
52951231 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2700, while the sum is 28.
The square root of 52951231 is about 7276.7596497342. The cubic root of 52951231 is about 375.5133260401.
The spelling of 52951231 in words is "fifty-two million, nine hundred fifty-one thousand, two hundred thirty-one".
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