Base | Representation |
---|---|
bin | 11100010011000101… |
… | …110000001010001001 |
3 | 2220102120211021101202 |
4 | 130103011300022021 |
5 | 444212032434103 |
6 | 21543024553545 |
7 | 2123653426250 |
oct | 342305601211 |
9 | 86376737352 |
10 | 30385046153 |
11 | 119826259a0 |
12 | 5a7ba828b5 |
13 | 2b3309c067 |
14 | 1683639797 |
15 | bcc836988 |
hex | 713170289 |
30385046153 has 16 divisors (see below), whose sum is σ = 37887688320. Its totient is φ = 23673513600.
The previous prime is 30385046147. The next prime is 30385046179. The reversal of 30385046153 is 35164058303.
It is not a de Polignac number, because 30385046153 - 26 = 30385046089 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30385048153) 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, 679733 + ... + 723053.
It is an arithmetic number, because the mean of its divisors is an integer number (2367980520).
Almost surely, 230385046153 is an apocalyptic number.
It is an amenable number.
30385046153 is a deficient number, since it is larger than the sum of its proper divisors (7502642167).
30385046153 is a wasteful number, since it uses less digits than its factorization.
30385046153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52448.
The product of its (nonzero) digits is 129600, while the sum is 38.
The spelling of 30385046153 in words is "thirty billion, three hundred eighty-five million, forty-six thousand, one hundred fifty-three".
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