Base | Representation |
---|---|
bin | 1010011111111… |
… | …01000010000111 |
3 | 20010201022220100 |
4 | 11033331002013 |
5 | 140021140411 |
6 | 12423335143 |
7 | 2116365456 |
oct | 517750207 |
9 | 203638810 |
10 | 88068231 |
11 | 45791a69 |
12 | 255b14b3 |
13 | 153268a4 |
14 | b9a6b9d |
15 | 7ae9456 |
hex | 53fd087 |
88068231 has 6 divisors (see below), whose sum is σ = 127209680. Its totient is φ = 58712148.
The previous prime is 88068223. The next prime is 88068269. The reversal of 88068231 is 13286088.
It is not a de Polignac number, because 88068231 - 23 = 88068223 is a prime.
It is a super-2 number, since 2×880682312 = 15512026622938722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88068131) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4892671 + ... + 4892688.
Almost surely, 288068231 is an apocalyptic number.
88068231 is a deficient number, since it is larger than the sum of its proper divisors (39141449).
88068231 is a wasteful number, since it uses less digits than its factorization.
88068231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9785365 (or 9785362 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 36.
The square root of 88068231 is about 9384.4675395038. The cubic root of 88068231 is about 444.9109462836.
The spelling of 88068231 in words is "eighty-eight million, sixty-eight thousand, two hundred thirty-one".
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