Base | Representation |
---|---|
bin | 11001011000110111… |
… | …11101101110100011 |
3 | 1022011221001121000000 |
4 | 30230123331232203 |
5 | 210403342230430 |
6 | 10132311231043 |
7 | 661526513211 |
oct | 145433755643 |
9 | 38157047000 |
10 | 13630430115 |
11 | 5865027985 |
12 | 2784978483 |
13 | 1392b93283 |
14 | 934393cb1 |
15 | 54b980e60 |
hex | 32c6fdba3 |
13630430115 has 112 divisors (see below), whose sum is σ = 25296042240. Its totient is φ = 7043189760.
The previous prime is 13630430087. The next prime is 13630430117. The reversal of 13630430115 is 51103403631.
13630430115 is a `hidden beast` number, since 13 + 630 + 4 + 3 + 0 + 1 + 15 = 666.
It is not a de Polignac number, because 13630430115 - 28 = 13630429859 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (13630430117) by changing a digit.
It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 33326031 + ... + 33326439.
It is an arithmetic number, because the mean of its divisors is an integer number (225857520).
Almost surely, 213630430115 is an apocalyptic number.
13630430115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13630430115 is a deficient number, since it is larger than the sum of its proper divisors (11665612125).
13630430115 is an equidigital number, since it uses as much as digits as its factorization.
13630430115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696 (or 681 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
Adding to 13630430115 its reverse (51103403631), we get a palindrome (64733833746).
The spelling of 13630430115 in words is "thirteen billion, six hundred thirty million, four hundred thirty thousand, one hundred fifteen".
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