Base | Representation |
---|---|
bin | 100101101100010011… |
… | …111000111000101011 |
3 | 10212110112221102222210 |
4 | 211230103320320223 |
5 | 1130341243434411 |
6 | 30331552220203 |
7 | 2631634060143 |
oct | 455423707053 |
9 | 125415842883 |
10 | 40471858731 |
11 | 16189344537 |
12 | 7a15b3a663 |
13 | 3a7ca63705 |
14 | 1d5d119923 |
15 | 10bd141ca6 |
hex | 96c4f8e2b |
40471858731 has 32 divisors (see below), whose sum is σ = 56484364288. Its totient is φ = 25755317280.
The previous prime is 40471858723. The next prime is 40471858799. The reversal of 40471858731 is 13785817404.
It is not a de Polignac number, because 40471858731 - 23 = 40471858723 is a prime.
It is a super-2 number, since 2×404718587312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40471858331) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 1079226 + ... + 1116096.
It is an arithmetic number, because the mean of its divisors is an integer number (1765136384).
Almost surely, 240471858731 is an apocalyptic number.
40471858731 is a deficient number, since it is larger than the sum of its proper divisors (16012505557).
40471858731 is a wasteful number, since it uses less digits than its factorization.
40471858731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37111.
The product of its (nonzero) digits is 752640, while the sum is 48.
The spelling of 40471858731 in words is "forty billion, four hundred seventy-one million, eight hundred fifty-eight thousand, seven hundred thirty-one".
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