Base | Representation |
---|---|
bin | 11100000101011100… |
… | …011100110111100000 |
3 | 2212211122001101110212 |
4 | 130011130130313200 |
5 | 443224431143144 |
6 | 21504210113252 |
7 | 2115203515601 |
oct | 340534346740 |
9 | 85748041425 |
10 | 30156115424 |
11 | 11875382946 |
12 | 5a1727b828 |
13 | 2ac78256a6 |
14 | 1661085da8 |
15 | bb76b549e |
hex | 70571cde0 |
30156115424 has 24 divisors (see below), whose sum is σ = 59381427168. Its totient is φ = 15075118080.
The previous prime is 30156115393. The next prime is 30156115453. The reversal of 30156115424 is 42451165103.
It is a super-2 number, since 2×301561154242 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79769 + ... + 258215.
It is an arithmetic number, because the mean of its divisors is an integer number (2474226132).
Almost surely, 230156115424 is an apocalyptic number.
It is an amenable number.
30156115424 is a deficient number, since it is larger than the sum of its proper divisors (29225311744).
30156115424 is a wasteful number, since it uses less digits than its factorization.
30156115424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183738 (or 183730 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 32.
The spelling of 30156115424 in words is "thirty billion, one hundred fifty-six million, one hundred fifteen thousand, four hundred twenty-four".
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