Base | Representation |
---|---|
bin | 1110111010101001… |
… | …0100010101001011 |
3 | 101100001100212102222 |
4 | 3232222110111023 |
5 | 31200020230411 |
6 | 1501153044255 |
7 | 201140016413 |
oct | 35652242513 |
9 | 11301325388 |
10 | 4004070731 |
11 | 1775214671 |
12 | 938b5668b |
13 | 4ba71852b |
14 | 29dad3643 |
15 | 1867cb4db |
hex | eea9454b |
4004070731 has 2 divisors, whose sum is σ = 4004070732. Its totient is φ = 4004070730.
The previous prime is 4004070703. The next prime is 4004070739. The reversal of 4004070731 is 1370704004.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4004070731 is a prime.
It is a super-2 number, since 2×40040707312 = 32065164837701748722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 4004070731.
It is not a weakly prime, because it can be changed into another prime (4004070739) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002035365 + 2002035366.
It is an arithmetic number, because the mean of its divisors is an integer number (2002035366).
Almost surely, 24004070731 is an apocalyptic number.
4004070731 is a deficient number, since it is larger than the sum of its proper divisors (1).
4004070731 is an equidigital number, since it uses as much as digits as its factorization.
4004070731 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2352, while the sum is 26.
The square root of 4004070731 is about 63277.7269740309. The cubic root of 4004070731 is about 1587.9393596233.
Adding to 4004070731 its reverse (1370704004), we get a palindrome (5374774735).
The spelling of 4004070731 in words is "four billion, four million, seventy thousand, seven hundred thirty-one".
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