Base | Representation |
---|---|
bin | 1100011101000… |
… | …1010101111001 |
3 | 10122021221122020 |
4 | 3013101111321 |
5 | 101333101224 |
6 | 5103345053 |
7 | 1203004320 |
oct | 307212571 |
9 | 118257566 |
10 | 52237689 |
11 | 27539a49 |
12 | 155b2189 |
13 | aa8ca9a |
14 | 6d1b0b7 |
15 | 48bcc79 |
hex | 31d1579 |
52237689 has 32 divisors (see below), whose sum is σ = 81678336. Its totient is φ = 29082240.
The previous prime is 52237667. The next prime is 52237709. The reversal of 52237689 is 98673225.
It is not a de Polignac number, because 52237689 - 213 = 52229497 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 52237689.
It is not an unprimeable number, because it can be changed into a prime (52237609) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192624 + ... + 192894.
It is an arithmetic number, because the mean of its divisors is an integer number (2552448).
Almost surely, 252237689 is an apocalyptic number.
It is an amenable number.
52237689 is a deficient number, since it is larger than the sum of its proper divisors (29440647).
52237689 is a wasteful number, since it uses less digits than its factorization.
52237689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485.
The product of its digits is 181440, while the sum is 42.
The square root of 52237689 is about 7227.5645275570. The cubic root of 52237689 is about 373.8189544778.
The spelling of 52237689 in words is "fifty-two million, two hundred thirty-seven thousand, six hundred eighty-nine".
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