Base | Representation |
---|---|
bin | 111100101000101010… |
… | …0000001001111010011 |
3 | 110110002210011000022011 |
4 | 1321101110001033103 |
5 | 4113134041040311 |
6 | 135452533123351 |
7 | 12256543055614 |
oct | 1712124011723 |
9 | 413083130264 |
10 | 130213221331 |
11 | 5024aa72506 |
12 | 212a0189557 |
13 | c38210a9bb |
14 | 643392dc0b |
15 | 35c1930321 |
hex | 1e515013d3 |
130213221331 has 4 divisors (see below), whose sum is σ = 130215792952. Its totient is φ = 130210649712.
The previous prime is 130213221263. The next prime is 130213221373. The reversal of 130213221331 is 133122312031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133122312031 = 167 ⋅797139593.
It is a cyclic number.
It is not a de Polignac number, because 130213221331 - 213 = 130213213139 is a prime.
It is a super-2 number, since 2×1302132213312 (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 (130213222331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208301 + ... + 1311646.
It is an arithmetic number, because the mean of its divisors is an integer number (32553948238).
Almost surely, 2130213221331 is an apocalyptic number.
130213221331 is a deficient number, since it is larger than the sum of its proper divisors (2571621).
130213221331 is an equidigital number, since it uses as much as digits as its factorization.
130213221331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2571620.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 130213221331 its reverse (133122312031), we get a palindrome (263335533362).
The spelling of 130213221331 in words is "one hundred thirty billion, two hundred thirteen million, two hundred twenty-one thousand, three hundred thirty-one".
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