Base | Representation |
---|---|
bin | 1010100100010… |
… | …00011111011100 |
3 | 20011210100110200 |
4 | 11102020133130 |
5 | 140142430302 |
6 | 12443503500 |
7 | 2124265026 |
oct | 522103734 |
9 | 204710420 |
10 | 88639452 |
11 | 46042150 |
12 | 25827b90 |
13 | 154968a5 |
14 | bab5016 |
15 | 7bad81c |
hex | 54887dc |
88639452 has 36 divisors (see below), whose sum is σ = 244431096. Its totient is φ = 26860320.
The previous prime is 88639423. The next prime is 88639477. The reversal of 88639452 is 25493688.
88639452 is a `hidden beast` number, since 8 + 8 + 639 + 4 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 88639398 and 88639407.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111523 + ... + 112314.
Almost surely, 288639452 is an apocalyptic number.
It is an amenable number.
88639452 is an abundant number, since it is smaller than the sum of its proper divisors (155791644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88639452 is a wasteful number, since it uses less digits than its factorization.
88639452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223858 (or 223853 counting only the distinct ones).
The product of its digits is 414720, while the sum is 45.
The square root of 88639452 is about 9414.8527338456. The cubic root of 88639452 is about 445.8707891164.
It can be divided in two parts, 886394 and 52, that added together give a triangular number (886446 = T1331).
The spelling of 88639452 in words is "eighty-eight million, six hundred thirty-nine thousand, four hundred fifty-two".
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