Base | Representation |
---|---|
bin | 111100101011111000… |
… | …0000011000011111011 |
3 | 110110101022101112020212 |
4 | 1321113300003003323 |
5 | 4113344213411443 |
6 | 135511352141335 |
7 | 12262324124105 |
oct | 1712760030373 |
9 | 413338345225 |
10 | 130321232123 |
11 | 502a5a35625 |
12 | 2131039784b |
13 | c39b5c7804 |
14 | 6444008575 |
15 | 35cb168618 |
hex | 1e57c030fb |
130321232123 has 24 divisors (see below), whose sum is σ = 139224806640. Its totient is φ = 121953807360.
The previous prime is 130321232113. The next prime is 130321232219. The reversal of 130321232123 is 321232123031.
It is not a de Polignac number, because 130321232123 - 228 = 130052796667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130321232113) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64610411 + ... + 64612427.
It is an arithmetic number, because the mean of its divisors is an integer number (5801033610).
Almost surely, 2130321232123 is an apocalyptic number.
130321232123 is a deficient number, since it is larger than the sum of its proper divisors (8903574517).
130321232123 is a wasteful number, since it uses less digits than its factorization.
130321232123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4155 (or 4136 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 130321232123 its reverse (321232123031), we get a palindrome (451553355154).
The spelling of 130321232123 in words is "one hundred thirty billion, three hundred twenty-one million, two hundred thirty-two thousand, one hundred twenty-three".
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