Base | Representation |
---|---|
bin | 1001011111001… |
… | …0010111011100 |
3 | 2202212112200100 |
4 | 2113302113130 |
5 | 40141240134 |
6 | 3540501100 |
7 | 662131650 |
oct | 227622734 |
9 | 82775610 |
10 | 39790044 |
11 | 20507938 |
12 | 113aa790 |
13 | 8322108 |
14 | 53daa60 |
15 | 375e999 |
hex | 25f25dc |
39790044 has 36 divisors (see below), whose sum is σ = 114949744. Its totient is φ = 11368512.
The previous prime is 39790021. The next prime is 39790063. The reversal of 39790044 is 44009793.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 39789990 and 39790008.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78697 + ... + 79200.
Almost surely, 239790044 is an apocalyptic number.
It is an amenable number.
39790044 is an abundant number, since it is smaller than the sum of its proper divisors (75159700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39790044 is a wasteful number, since it uses less digits than its factorization.
39790044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157914 (or 157909 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 39790044 is about 6307.9350028357. The cubic root of 39790044 is about 341.3957731672.
The spelling of 39790044 in words is "thirty-nine million, seven hundred ninety thousand, forty-four".
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