Base | Representation |
---|---|
bin | 1001101001100… |
… | …1011100100100 |
3 | 2211011022110000 |
4 | 2122121130210 |
5 | 40330140104 |
6 | 4003301300 |
7 | 1001012115 |
oct | 232313444 |
9 | 84138400 |
10 | 40474404 |
11 | 20935023 |
12 | 1167a830 |
13 | 8501769 |
14 | 553820c |
15 | 3847639 |
hex | 2699724 |
40474404 has 60 divisors (see below), whose sum is σ = 107850204. Its totient is φ = 13231296.
The previous prime is 40474393. The next prime is 40474429. The reversal of 40474404 is 40447404.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 17892900 + 22581504 = 4230^2 + 4752^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15994 + ... + 18350.
Almost surely, 240474404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40474404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53925102).
40474404 is an abundant number, since it is smaller than the sum of its proper divisors (67375800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40474404 is a wasteful number, since it uses less digits than its factorization.
40474404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2426 (or 2415 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 27.
The square root of 40474404 is about 6361.9497011529. The cubic root of 40474404 is about 343.3419115796.
Subtracting from 40474404 its reverse (40447404), we obtain a cube (27000 = 303).
The spelling of 40474404 in words is "forty million, four hundred seventy-four thousand, four hundred four".
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