Base | Representation |
---|---|
bin | 11000011101001110… |
… | …00001010111100010 |
3 | 1020220001102201120120 |
4 | 30032213001113202 |
5 | 203342240342010 |
6 | 10010513421110 |
7 | 643242155514 |
oct | 141647012742 |
9 | 36801381516 |
10 | 13130012130 |
11 | 56286054a4 |
12 | 266526a796 |
13 | 13132c2b61 |
14 | 8c7b2dbb4 |
15 | 51ca83e70 |
hex | 30e9c15e2 |
13130012130 has 64 divisors (see below), whose sum is σ = 33187415040. Its totient is φ = 3315370176.
The previous prime is 13130012057. The next prime is 13130012191. The reversal of 13130012130 is 3121003131.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1422109 + ... + 1431311.
It is an arithmetic number, because the mean of its divisors is an integer number (518553360).
Almost surely, 213130012130 is an apocalyptic number.
13130012130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13130012130 is an abundant number, since it is smaller than the sum of its proper divisors (20057402910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13130012130 is a wasteful number, since it uses less digits than its factorization.
13130012130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11735.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 13130012130 its reverse (3121003131), we get a palindrome (16251015261).
It can be divided in two parts, 1313001 and 2130, that added together give a palindrome (1315131).
The spelling of 13130012130 in words is "thirteen billion, one hundred thirty million, twelve thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •