Base | Representation |
---|---|
bin | 1010100001100… |
… | …10111111111000 |
3 | 20011010120010001 |
4 | 11100302333320 |
5 | 140100224042 |
6 | 12432202344 |
7 | 2121306061 |
oct | 520627770 |
9 | 204116101 |
10 | 88289272 |
11 | 45923045 |
12 | 256993b4 |
13 | 153a3396 |
14 | ba23568 |
15 | 7b3ebb7 |
hex | 5432ff8 |
88289272 has 16 divisors (see below), whose sum is σ = 172740240. Its totient is φ = 42225216.
The previous prime is 88289263. The next prime is 88289287. The reversal of 88289272 is 27298288.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239733 + ... + 240100.
It is an arithmetic number, because the mean of its divisors is an integer number (10796265).
Almost surely, 288289272 is an apocalyptic number.
88289272 is the 5023-rd centered heptagonal number.
It is an amenable number.
88289272 is a deficient number, since it is larger than the sum of its proper divisors (84450968).
88289272 is a wasteful number, since it uses less digits than its factorization.
88289272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479862 (or 479858 counting only the distinct ones).
The product of its digits is 258048, while the sum is 46.
The square root of 88289272 is about 9396.2371191877. The cubic root of 88289272 is about 445.2828601846.
The spelling of 88289272 in words is "eighty-eight million, two hundred eighty-nine thousand, two hundred seventy-two".
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