Base | Representation |
---|---|
bin | 111010010001… |
… | …1111101100010 |
3 | 2010111101221210 |
4 | 1310203331202 |
5 | 30310243002 |
6 | 3010530550 |
7 | 520502361 |
oct | 164437542 |
9 | 63441853 |
10 | 30556002 |
11 | 162801a4 |
12 | a296a56 |
13 | 643b099 |
14 | 40b57d8 |
15 | 2a3896c |
hex | 1d23f62 |
30556002 has 16 divisors (see below), whose sum is σ = 61250112. Its totient is φ = 10162320.
The previous prime is 30555977. The next prime is 30556081. The reversal of 30556002 is 20065503.
It is a self number, because there is not a number n which added to its sum of digits gives 30556002.
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, 2758 + ... + 8289.
It is an arithmetic number, because the mean of its divisors is an integer number (3828132).
Almost surely, 230556002 is an apocalyptic number.
30556002 is an abundant number, since it is smaller than the sum of its proper divisors (30694110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30556002 is a wasteful number, since it uses less digits than its factorization.
30556002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11513.
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 30556002 is about 5527.7483661976. The cubic root of 30556002 is about 312.6310984878.
The spelling of 30556002 in words is "thirty million, five hundred fifty-six thousand, two".
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