Base | Representation |
---|---|
bin | 1110010011111010000101… |
… | …11111100100001100110010 |
3 | 11010102112110202101011122120 |
4 | 13021331002333210030302 |
5 | 13111102233412244034 |
6 | 150533140124215110 |
7 | 6425441410503252 |
oct | 711750277441462 |
9 | 133375422334576 |
10 | 31470349337394 |
11 | a033555852800 |
12 | 36431b839a496 |
13 | 1473844974186 |
14 | 7ab25cb45962 |
15 | 398939051c49 |
hex | 1c9f42fe4332 |
31470349337394 has 96 divisors (see below), whose sum is σ = 70907543562240. Its totient is φ = 9298961760000.
The previous prime is 31470349337387. The next prime is 31470349337417. The reversal of 31470349337394 is 49373394307413.
It is a super-2 number, since 2×314703493373942 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56307087 + ... + 56863245.
It is an arithmetic number, because the mean of its divisors is an integer number (738620245440).
Almost surely, 231470349337394 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31470349337394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35453771781120).
31470349337394 is an abundant number, since it is smaller than the sum of its proper divisors (39437194224846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31470349337394 is a wasteful number, since it uses less digits than its factorization.
31470349337394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 558128 (or 558117 counting only the distinct ones).
The product of its (nonzero) digits is 61725888, while the sum is 60.
The spelling of 31470349337394 in words is "thirty-one trillion, four hundred seventy billion, three hundred forty-nine million, three hundred thirty-seven thousand, three hundred ninety-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •