Base | Representation |
---|---|
bin | 1110001100110010000110… |
… | …10110100100011111110111 |
3 | 11002120010120201121200211012 |
4 | 13012121003112210133313 |
5 | 13043044402302411210 |
6 | 150224452134302435 |
7 | 6401654021443133 |
oct | 706310326443767 |
9 | 132503521550735 |
10 | 31225542232055 |
11 | 9a497505a6136 |
12 | 3603876ab7a1b |
13 | 145672c6b1022 |
14 | 79d477c883c3 |
15 | 3923ac093305 |
hex | 1c66435a47f7 |
31225542232055 has 8 divisors (see below), whose sum is σ = 37475926048512. Its totient is φ = 24976916872288.
The previous prime is 31225542232033. The next prime is 31225542232067. The reversal of 31225542232055 is 55023224552213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31225542232055 - 26 = 31225542231991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439575104 + ... + 439646133.
It is an arithmetic number, because the mean of its divisors is an integer number (4684490756064).
Almost surely, 231225542232055 is an apocalyptic number.
31225542232055 is a deficient number, since it is larger than the sum of its proper divisors (6250383816457).
31225542232055 is an equidigital number, since it uses as much as digits as its factorization.
31225542232055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 879228345.
The product of its (nonzero) digits is 720000, while the sum is 41.
Adding to 31225542232055 its reverse (55023224552213), we get a palindrome (86248766784268).
The spelling of 31225542232055 in words is "thirty-one trillion, two hundred twenty-five billion, five hundred forty-two million, two hundred thirty-two thousand, fifty-five".
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