Base | Representation |
---|---|
bin | 111100101000101010… |
… | …0010100111101110011 |
3 | 110110002210022010010202 |
4 | 1321101110110331303 |
5 | 4113134101132011 |
6 | 135452534545415 |
7 | 12256543543313 |
oct | 1712124247563 |
9 | 413083263122 |
10 | 130213302131 |
11 | 50250018190 |
12 | 212a020826b |
13 | c382138703 |
14 | 6433951443 |
15 | 35c194923b |
hex | 1e51514f73 |
130213302131 has 32 divisors (see below), whose sum is σ = 147929020416. Its totient is φ = 113548896000.
The previous prime is 130213302097. The next prime is 130213302199. The reversal of 130213302131 is 131203312031.
It is not a de Polignac number, because 130213302131 - 222 = 130209107827 is a prime.
It is a super-2 number, since 2×1302133021312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130213302431) 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, 20467391 + ... + 20473751.
It is an arithmetic number, because the mean of its divisors is an integer number (4622781888).
Almost surely, 2130213302131 is an apocalyptic number.
130213302131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
130213302131 is a deficient number, since it is larger than the sum of its proper divisors (17715718285).
130213302131 is a wasteful number, since it uses less digits than its factorization.
130213302131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6923.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 130213302131 its reverse (131203312031), we get a palindrome (261416614162).
The spelling of 130213302131 in words is "one hundred thirty billion, two hundred thirteen million, three hundred two thousand, one hundred thirty-one".
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