Base | Representation |
---|---|
bin | 1110010000010001000010… |
… | …11011010110010000111011 |
3 | 11002222120112010022011200100 |
4 | 13020020201123112100323 |
5 | 13102030013412042134 |
6 | 150355444552410443 |
7 | 6413422034060055 |
oct | 710104133262073 |
9 | 132876463264610 |
10 | 31345232143419 |
11 | 9a95490416057 |
12 | 3622aba9a6a23 |
13 | 1464ac557759c |
14 | 7a518dd528d5 |
15 | 395564be5999 |
hex | 1c82216d643b |
31345232143419 has 72 divisors (see below), whose sum is σ = 49658027236272. Its totient is φ = 18986282219520.
The previous prime is 31345232143411. The next prime is 31345232143471. The reversal of 31345232143419 is 91434123254313.
31345232143419 is a `hidden beast` number, since 3 + 13 + 4 + 5 + 2 + 3 + 214 + 3 + 419 = 666.
It is not a de Polignac number, because 31345232143419 - 23 = 31345232143411 is a prime.
It is a super-2 number, since 2×313452321434192 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31345232143411) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 962586432 + ... + 962618994.
It is an arithmetic number, because the mean of its divisors is an integer number (689694822726).
Almost surely, 231345232143419 is an apocalyptic number.
31345232143419 is a deficient number, since it is larger than the sum of its proper divisors (18312795092853).
31345232143419 is a wasteful number, since it uses less digits than its factorization.
31345232143419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40125 (or 40093 counting only the distinct ones).
The product of its digits is 933120, while the sum is 45.
The spelling of 31345232143419 in words is "thirty-one trillion, three hundred forty-five billion, two hundred thirty-two million, one hundred forty-three thousand, four hundred nineteen".
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