Base | Representation |
---|---|
bin | 111010111000… |
… | …1001110110010 |
3 | 2011002111002212 |
4 | 1311301032302 |
5 | 30400404443 |
6 | 3021412122 |
7 | 523261166 |
oct | 165611662 |
9 | 64074085 |
10 | 30872498 |
11 | 16476a68 |
12 | a40a042 |
13 | 651c167 |
14 | 4158ca6 |
15 | 2a9c618 |
hex | 1d713b2 |
30872498 has 16 divisors (see below), whose sum is σ = 47083680. Its totient is φ = 15180000.
The previous prime is 30872477. The next prime is 30872537. The reversal of 30872498 is 89427803.
It is a super-2 number, since 2×308724982 = 1906222265520008, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44333 + ... + 45023.
It is an arithmetic number, because the mean of its divisors is an integer number (2942730).
Almost surely, 230872498 is an apocalyptic number.
30872498 is a deficient number, since it is larger than the sum of its proper divisors (16211182).
30872498 is a wasteful number, since it uses less digits than its factorization.
30872498 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1033.
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 30872498 is about 5556.3025475580. The cubic root of 30872498 is about 313.7067935191.
The spelling of 30872498 in words is "thirty million, eight hundred seventy-two thousand, four hundred ninety-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •