Base | Representation |
---|---|
bin | 1100100010001… |
… | …1000110001011 |
3 | 10122220221222200 |
4 | 3020203012023 |
5 | 101424310210 |
6 | 5114451243 |
7 | 1205600520 |
oct | 310430613 |
9 | 118827880 |
10 | 52572555 |
11 | 277485a2 |
12 | 15733b23 |
13 | ab79329 |
14 | 6da7147 |
15 | 49370c0 |
hex | 322318b |
52572555 has 96 divisors (see below), whose sum is σ = 109983744. Its totient is φ = 22733568.
The previous prime is 52572529. The next prime is 52572557. The reversal of 52572555 is 55527525.
52572555 is a `hidden beast` number, since 52 + 57 + 2 + 555 = 666.
It is not a de Polignac number, because 52572555 - 26 = 52572491 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52572557) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 784632 + ... + 784698.
It is an arithmetic number, because the mean of its divisors is an integer number (1145664).
Almost surely, 252572555 is an apocalyptic number.
52572555 is an abundant number, since it is smaller than the sum of its proper divisors (57411189).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52572555 is a wasteful number, since it uses less digits than its factorization.
52572555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185 (or 182 counting only the distinct ones).
The product of its digits is 87500, while the sum is 36.
The square root of 52572555 is about 7250.6934151156. The cubic root of 52572555 is about 374.6160336538.
The spelling of 52572555 in words is "fifty-two million, five hundred seventy-two thousand, five hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •