Base | Representation |
---|---|
bin | 1001100111111… |
… | …1111011101110 |
3 | 2210222000002120 |
4 | 2121333323232 |
5 | 40313314102 |
6 | 4001133410 |
7 | 1000065336 |
oct | 231777356 |
9 | 83860076 |
10 | 40369902 |
11 | 20873561 |
12 | 1162a266 |
13 | 8496021 |
14 | 550c0c6 |
15 | 38266bc |
hex | 267feee |
40369902 has 16 divisors (see below), whose sum is σ = 81540432. Its totient is φ = 13323200.
The previous prime is 40369897. The next prime is 40369919. The reversal of 40369902 is 20996304.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32703 + ... + 33914.
It is an arithmetic number, because the mean of its divisors is an integer number (5096277).
Almost surely, 240369902 is an apocalyptic number.
40369902 is an abundant number, since it is smaller than the sum of its proper divisors (41170530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40369902 is a wasteful number, since it uses less digits than its factorization.
40369902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66723.
The product of its (nonzero) digits is 11664, while the sum is 33.
The square root of 40369902 is about 6353.7313446510. The cubic root of 40369902 is about 343.0461621919.
The spelling of 40369902 in words is "forty million, three hundred sixty-nine thousand, nine hundred two".
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