Base | Representation |
---|---|
bin | 1110010000100010110000… |
… | …11000011110101000110010 |
3 | 11010000111002000200020201102 |
4 | 13020101120120132220302 |
5 | 13102204003440312004 |
6 | 150404100502204402 |
7 | 6414206534121344 |
oct | 710213030365062 |
9 | 133014060606642 |
10 | 31354744072754 |
11 | 9a99521681383 |
12 | 3624914423702 |
13 | 14659800c873b |
14 | 7a5813347294 |
15 | 39591ece511e |
hex | 1c845861ea32 |
31354744072754 has 24 divisors (see below), whose sum is σ = 50628466845684. Its totient is φ = 14513285529600.
The previous prime is 31354744072709. The next prime is 31354744072781. The reversal of 31354744072754 is 45727044745313.
It can be written as a sum of positive squares in 6 ways, for example, as 2043055716025 + 29311688356729 = 1429355^2 + 5414027^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 31354744072754.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123791567 + ... + 124044594.
Almost surely, 231354744072754 is an apocalyptic number.
31354744072754 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
31354744072754 is a deficient number, since it is larger than the sum of its proper divisors (19273722772930).
31354744072754 is a wasteful number, since it uses less digits than its factorization.
31354744072754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247836302 (or 247836241 counting only the distinct ones).
The product of its (nonzero) digits is 39513600, while the sum is 56.
The spelling of 31354744072754 in words is "thirty-one trillion, three hundred fifty-four billion, seven hundred forty-four million, seventy-two thousand, seven hundred fifty-four".
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