Base | Representation |
---|---|
bin | 11101010000000111… |
… | …100110101100001011 |
3 | 10000001221110120020001 |
4 | 131100013212230023 |
5 | 1003311142114320 |
6 | 22232402343431 |
7 | 2161225412665 |
oct | 352007465413 |
9 | 100057416201 |
10 | 31408941835 |
11 | 1235858a977 |
12 | 610695ab77 |
13 | 2c672548ab |
14 | 173d607535 |
15 | c3c68820a |
hex | 7501e6b0b |
31408941835 has 4 divisors (see below), whose sum is σ = 37690730208. Its totient is φ = 25127153464.
The previous prime is 31408941833. The next prime is 31408941847. The reversal of 31408941835 is 53814980413.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31408941835 - 21 = 31408941833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31408941833) 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 in 3 ways as a sum of consecutive naturals, for example, 3140894179 + ... + 3140894188.
It is an arithmetic number, because the mean of its divisors is an integer number (9422682552).
Almost surely, 231408941835 is an apocalyptic number.
31408941835 is a deficient number, since it is larger than the sum of its proper divisors (6281788373).
31408941835 is an equidigital number, since it uses as much as digits as its factorization.
31408941835 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6281788372.
The product of its (nonzero) digits is 414720, while the sum is 46.
The spelling of 31408941835 in words is "thirty-one billion, four hundred eight million, nine hundred forty-one thousand, eight hundred thirty-five".
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