Base | Representation |
---|---|
bin | 1100011100110… |
… | …1110111100001 |
3 | 10122021020010010 |
4 | 3013031313201 |
5 | 101332122312 |
6 | 5103155133 |
7 | 1202614656 |
oct | 307156741 |
9 | 118236103 |
10 | 52223457 |
11 | 2752a290 |
12 | 155a5aa9 |
13 | aa86470 |
14 | 6d15c2d |
15 | 48b893c |
hex | 31cdde1 |
52223457 has 64 divisors (see below), whose sum is σ = 88704000. Its totient is φ = 26853120.
The previous prime is 52223449. The next prime is 52223459. The reversal of 52223457 is 75432225.
It is not a de Polignac number, because 52223457 - 23 = 52223449 is a prime.
It is a super-2 number, since 2×522234572 = 5454578922061698, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (52223459) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 350419 + ... + 350567.
It is an arithmetic number, because the mean of its divisors is an integer number (1386000).
Almost surely, 252223457 is an apocalyptic number.
52223457 is a gapful number since it is divisible by the number (57) formed by its first and last digit.
It is an amenable number.
52223457 is a deficient number, since it is larger than the sum of its proper divisors (36480543).
52223457 is a wasteful number, since it uses less digits than its factorization.
52223457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238.
The product of its digits is 16800, while the sum is 30.
The square root of 52223457 is about 7226.5798964655. The cubic root of 52223457 is about 373.7850027806.
The spelling of 52223457 in words is "fifty-two million, two hundred twenty-three thousand, four hundred fifty-seven".
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