Base | Representation |
---|---|
bin | 11100010111100100… |
… | …10000111010101011 |
3 | 1110022102010211012010 |
4 | 32023302100322223 |
5 | 222142402031103 |
6 | 10555134051003 |
7 | 1046262545103 |
oct | 161362207253 |
9 | 43272124163 |
10 | 15230111403 |
11 | 6506001131 |
12 | 2b50649a63 |
13 | 1589416c50 |
14 | a46a04203 |
15 | 5e211a903 |
hex | 38bc90eab |
15230111403 has 32 divisors (see below), whose sum is σ = 22101631552. Its totient is φ = 9273139200.
The previous prime is 15230111363. The next prime is 15230111423. The reversal of 15230111403 is 30411103251.
It is not a de Polignac number, because 15230111403 - 212 = 15230107307 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 15230111403.
It is not an unprimeable number, because it can be changed into a prime (15230111423) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1470483 + ... + 1480803.
It is an arithmetic number, because the mean of its divisors is an integer number (690675986).
Almost surely, 215230111403 is an apocalyptic number.
15230111403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
15230111403 is a deficient number, since it is larger than the sum of its proper divisors (6871520149).
15230111403 is a wasteful number, since it uses less digits than its factorization.
15230111403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10735.
The product of its (nonzero) digits is 360, while the sum is 21.
Adding to 15230111403 its reverse (30411103251), we get a palindrome (45641214654).
The spelling of 15230111403 in words is "fifteen billion, two hundred thirty million, one hundred eleven thousand, four hundred three".
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