Base | Representation |
---|---|
bin | 100111111100010… |
… | …010000000100111 |
3 | 1201200221022100210 |
4 | 213330102000213 |
5 | 2333022120311 |
6 | 150254510503 |
7 | 22414605432 |
oct | 4774220047 |
9 | 1650838323 |
10 | 670113831 |
11 | 314297492 |
12 | 168505433 |
13 | a8aa717a |
14 | 64dd8819 |
15 | 3dc6c3a6 |
hex | 27f12027 |
670113831 has 24 divisors (see below), whose sum is σ = 945824880. Its totient is φ = 421956864.
The previous prime is 670113791. The next prime is 670113859. The reversal of 670113831 is 138311076.
It is not a de Polignac number, because 670113831 - 29 = 670113319 is a prime.
It is a super-2 number, since 2×6701138312 = 898105092994993122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (670113131) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468225 + ... + 469653.
It is an arithmetic number, because the mean of its divisors is an integer number (39409370).
Almost surely, 2670113831 is an apocalyptic number.
670113831 is a deficient number, since it is larger than the sum of its proper divisors (275711049).
670113831 is a wasteful number, since it uses less digits than its factorization.
670113831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1903 (or 1884 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 670113831 is about 25886.5569553002. The cubic root of 670113831 is about 875.0835646994.
The spelling of 670113831 in words is "six hundred seventy million, one hundred thirteen thousand, eight hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •