Base | Representation |
---|---|
bin | 1001101100000… |
… | …0100000100111 |
3 | 2211110102221001 |
4 | 2123000200213 |
5 | 40400300112 |
6 | 4010534131 |
7 | 1002246442 |
oct | 233004047 |
9 | 84412831 |
10 | 40634407 |
11 | 20a34260 |
12 | 11737347 |
13 | 8559538 |
14 | 557a659 |
15 | 3879c57 |
hex | 26c0827 |
40634407 has 16 divisors (see below), whose sum is σ = 46944000. Its totient is φ = 34784640.
The previous prime is 40634389. The next prime is 40634417. The reversal of 40634407 is 70443604.
It is a de Polignac number, because none of the positive numbers 2k-40634407 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40634417) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41103 + ... + 42079.
It is an arithmetic number, because the mean of its divisors is an integer number (2934000).
Almost surely, 240634407 is an apocalyptic number.
40634407 is a deficient number, since it is larger than the sum of its proper divisors (6309593).
40634407 is a wasteful number, since it uses less digits than its factorization.
40634407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1206.
The product of its (nonzero) digits is 8064, while the sum is 28.
The square root of 40634407 is about 6374.5122950701. The cubic root of 40634407 is about 343.7937486138.
It can be divided in two parts, 40634 and 407, that added together give a triangular number (41041 = T286).
The spelling of 40634407 in words is "forty million, six hundred thirty-four thousand, four hundred seven".
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