Base | Representation |
---|---|
bin | 111001011000… |
… | …1101101001000 |
3 | 2002121121222200 |
4 | 1302301231020 |
5 | 30200304013 |
6 | 2552520200 |
7 | 513513066 |
oct | 162615510 |
9 | 62547880 |
10 | 30088008 |
11 | 15a90625 |
12 | a0b0060 |
13 | 6306072 |
14 | 3dd3036 |
15 | 2994e73 |
hex | 1cb1b48 |
30088008 has 48 divisors (see below), whose sum is σ = 81747900. Its totient is φ = 9997440.
The previous prime is 30087997. The next prime is 30088021. The reversal of 30088008 is 80088003.
It can be written as a sum of positive squares in 2 ways, for example, as 30008484 + 79524 = 5478^2 + 282^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36238 + ... + 37058.
Almost surely, 230088008 is an apocalyptic number.
It is an amenable number.
30088008 is an abundant number, since it is smaller than the sum of its proper divisors (51659892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30088008 is a wasteful number, since it uses less digits than its factorization.
30088008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1342 (or 1335 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 30088008 is about 5485.2536860204. The cubic root of 30088008 is about 311.0267998672.
The spelling of 30088008 in words is "thirty million, eighty-eight thousand, eight".
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