Base | Representation |
---|---|
bin | 11100010111101010… |
… | …11010010111010010 |
3 | 1110022110200202001101 |
4 | 32023311122113102 |
5 | 222143104432110 |
6 | 10555203455014 |
7 | 1046302552525 |
oct | 161365322722 |
9 | 43273622041 |
10 | 15230936530 |
11 | 6506515057 |
12 | 2b5098746a |
13 | 15896456a4 |
14 | a46b7abbc |
15 | 5e223013a |
hex | 38bd5a5d2 |
15230936530 has 16 divisors (see below), whose sum is σ = 27489192984. Its totient is φ = 6076039680.
The previous prime is 15230936519. The next prime is 15230936573. The reversal of 15230936530 is 3563903251.
It can be written as a sum of positive squares in 4 ways, for example, as 9362304081 + 5868632449 = 96759^2 + 76607^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 15230936530.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2037951 + ... + 2045410.
Almost surely, 215230936530 is an apocalyptic number.
15230936530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15230936530 is a deficient number, since it is larger than the sum of its proper divisors (12258256454).
15230936530 is a wasteful number, since it uses less digits than its factorization.
15230936530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4083741.
The product of its (nonzero) digits is 72900, while the sum is 37.
The spelling of 15230936530 in words is "fifteen billion, two hundred thirty million, nine hundred thirty-six thousand, five hundred thirty".
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