Base | Representation |
---|---|
bin | 110100011110011… |
… | …010001110110001 |
3 | 2021100121021220200 |
4 | 310132122032301 |
5 | 3300334340433 |
6 | 223205425413 |
7 | 30550110633 |
oct | 6436321661 |
9 | 2240537820 |
10 | 880386993 |
11 | 411a56862 |
12 | 206a0b269 |
13 | 11051a465 |
14 | 84cd2a53 |
15 | 52455613 |
hex | 3479a3b1 |
880386993 has 6 divisors (see below), whose sum is σ = 1271670114. Its totient is φ = 586924656.
The previous prime is 880386989. The next prime is 880387037. The reversal of 880386993 is 399683088.
It can be written as a sum of positive squares in only one way, i.e., 853107264 + 27279729 = 29208^2 + 5223^2 .
It is not a de Polignac number, because 880386993 - 22 = 880386989 is a prime.
It is not an unprimeable number, because it can be changed into a prime (880386943) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48910380 + ... + 48910397.
It is an arithmetic number, because the mean of its divisors is an integer number (211945019).
Almost surely, 2880386993 is an apocalyptic number.
It is an amenable number.
880386993 is a deficient number, since it is larger than the sum of its proper divisors (391283121).
880386993 is a wasteful number, since it uses less digits than its factorization.
880386993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97820783 (or 97820780 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 54.
The square root of 880386993 is about 29671.3159971040. The cubic root of 880386993 is about 958.4244240035.
The spelling of 880386993 in words is "eight hundred eighty million, three hundred eighty-six thousand, nine hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •