Base | Representation |
---|---|
bin | 1010100110000… |
… | …11100100100100 |
3 | 20012020122102100 |
4 | 11103003210210 |
5 | 140223201234 |
6 | 12453012100 |
7 | 2126323401 |
oct | 523034444 |
9 | 205218370 |
10 | 88881444 |
11 | 46197a43 |
12 | 25924030 |
13 | 1554ca92 |
14 | bb392a8 |
15 | 7c0a399 |
hex | 54c3924 |
88881444 has 36 divisors (see below), whose sum is σ = 225381520. Its totient is φ = 29533680.
The previous prime is 88881439. The next prime is 88881467. The reversal of 88881444 is 44418888.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×888814442 = 15799822175050272, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 88881444.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8187 + ... + 15645.
Almost surely, 288881444 is an apocalyptic number.
It is an amenable number.
88881444 is an abundant number, since it is smaller than the sum of its proper divisors (136500076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88881444 is a wasteful number, since it uses less digits than its factorization.
88881444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7800 (or 7795 counting only the distinct ones).
The product of its digits is 262144, while the sum is 45.
The square root of 88881444 is about 9427.6955826968. The cubic root of 88881444 is about 446.2761734054.
The spelling of 88881444 in words is "eighty-eight million, eight hundred eighty-one thousand, four hundred forty-four".
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