Base | Representation |
---|---|
bin | 100000011000101110… |
… | …001110000110010001 |
3 | 10022202111101000221211 |
4 | 200120232032012101 |
5 | 1032204233223141 |
6 | 23550350220121 |
7 | 2340513304006 |
oct | 403056160621 |
9 | 108674330854 |
10 | 34774507921 |
11 | 1382533754a |
12 | 68a5ab4641 |
13 | 33825b250a |
14 | 197c5ad8ad |
15 | d87d8cd81 |
hex | 818b8e191 |
34774507921 has 32 divisors (see below), whose sum is σ = 38603980800. Its totient is φ = 31177016640.
The previous prime is 34774507919. The next prime is 34774507949. The reversal of 34774507921 is 12970547743.
It is not a de Polignac number, because 34774507921 - 21 = 34774507919 is a prime.
It is a super-2 number, since 2×347745079212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (34774507321) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28248376 + ... + 28249606.
It is an arithmetic number, because the mean of its divisors is an integer number (1206374400).
Almost surely, 234774507921 is an apocalyptic number.
It is an amenable number.
34774507921 is a deficient number, since it is larger than the sum of its proper divisors (3829472879).
34774507921 is a wasteful number, since it uses less digits than its factorization.
34774507921 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1909.
The product of its (nonzero) digits is 1481760, while the sum is 49.
The spelling of 34774507921 in words is "thirty-four billion, seven hundred seventy-four million, five hundred seven thousand, nine hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •