Base | Representation |
---|---|
bin | 1001100111000… |
… | …1100000010111 |
3 | 2210212000000212 |
4 | 2121301200113 |
5 | 40304421212 |
6 | 4000000035 |
7 | 666431135 |
oct | 231614027 |
9 | 83760025 |
10 | 40310807 |
11 | 20833119 |
12 | 1160001b |
13 | 8475164 |
14 | 54d4755 |
15 | 3813e22 |
hex | 2671817 |
40310807 has 2 divisors, whose sum is σ = 40310808. Its totient is φ = 40310806.
The previous prime is 40310779. The next prime is 40310821. The reversal of 40310807 is 70801304.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 40310807 - 210 = 40309783 is a prime.
It is a super-2 number, since 2×403108072 = 3249922321982498, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40310827) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155403 + 20155404.
It is an arithmetic number, because the mean of its divisors is an integer number (20155404).
Almost surely, 240310807 is an apocalyptic number.
40310807 is a deficient number, since it is larger than the sum of its proper divisors (1).
40310807 is an equidigital number, since it uses as much as digits as its factorization.
40310807 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 40310807 is about 6349.0792245805. The cubic root of 40310807 is about 342.8786924369.
The spelling of 40310807 in words is "forty million, three hundred ten thousand, eight hundred seven".
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