Base | Representation |
---|---|
bin | 111100101000101010… |
… | …0011011110001100101 |
3 | 110110002210100112101201 |
4 | 1321101110123301211 |
5 | 4113134103030041 |
6 | 135452535322501 |
7 | 12256544020525 |
oct | 1712124336145 |
9 | 413083315351 |
10 | 130213330021 |
11 | 50250037135 |
12 | 212a0220431 |
13 | c382148308 |
14 | 643395b685 |
15 | 35c1952631 |
hex | 1e5151bc65 |
130213330021 has 8 divisors (see below), whose sum is σ = 137070568800. Its totient is φ = 123356481840.
The previous prime is 130213329989. The next prime is 130213330043. The reversal of 130213330021 is 120033312031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130213330021 - 25 = 130213329989 is a prime.
It is a super-2 number, since 2×1302133300212 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130213330921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796806 + ... + 946216.
It is an arithmetic number, because the mean of its divisors is an integer number (17133821100).
Almost surely, 2130213330021 is an apocalyptic number.
It is an amenable number.
130213330021 is a deficient number, since it is larger than the sum of its proper divisors (6857238779).
130213330021 is a wasteful number, since it uses less digits than its factorization.
130213330021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195299.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 130213330021 its reverse (120033312031), we get a palindrome (250246642052).
The spelling of 130213330021 in words is "one hundred thirty billion, two hundred thirteen million, three hundred thirty thousand, twenty-one".
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