Base | Representation |
---|---|
bin | 11100000101010010… |
… | …100010001011111010 |
3 | 2212211110011022102101 |
4 | 130011102202023322 |
5 | 443223300001040 |
6 | 21504034254014 |
7 | 2115142440460 |
oct | 340522421372 |
9 | 85743138371 |
10 | 30153515770 |
11 | 11873967774 |
12 | 5a1642730a |
13 | 2ac7125331 |
14 | 16609aa830 |
15 | bb735009a |
hex | 7054a22fa |
30153515770 has 32 divisors (see below), whose sum is σ = 62425208448. Its totient is φ = 10272495168.
The previous prime is 30153515759. The next prime is 30153515771. The reversal of 30153515770 is 7751535103.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (30153515771) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1360872 + ... + 1382851.
It is an arithmetic number, because the mean of its divisors is an integer number (1950787764).
Almost surely, 230153515770 is an apocalyptic number.
30153515770 is an abundant number, since it is smaller than the sum of its proper divisors (32271692678).
30153515770 is a wasteful number, since it uses less digits than its factorization.
30153515770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2743894.
The product of its (nonzero) digits is 55125, while the sum is 37.
The spelling of 30153515770 in words is "thirty billion, one hundred fifty-three million, five hundred fifteen thousand, seven hundred seventy".
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