Base | Representation |
---|---|
bin | 10110100110000001… |
… | …10001100110000110 |
3 | 1011022100222110120120 |
4 | 23103000301212012 |
5 | 144320303132220 |
6 | 5323354442410 |
7 | 606411256254 |
oct | 132300614606 |
9 | 34270873516 |
10 | 12130130310 |
11 | 5165162491 |
12 | 2426433406 |
13 | 11b40c76cc |
14 | 8310135d4 |
15 | 4aedc7a40 |
hex | 2d3031986 |
12130130310 has 32 divisors (see below), whose sum is σ = 30378067200. Its totient is φ = 3094062048.
The previous prime is 12130130297. The next prime is 12130130321. The reversal of 12130130310 is 1303103121.
It is a super-2 number, since 2×121301303102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 12130130310.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8789260 + ... + 8790639.
It is an arithmetic number, because the mean of its divisors is an integer number (949314600).
Almost surely, 212130130310 is an apocalyptic number.
12130130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12130130310 is an abundant number, since it is smaller than the sum of its proper divisors (18247936890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12130130310 is a wasteful number, since it uses less digits than its factorization.
12130130310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17579932.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 12130130310 its reverse (1303103121), we get a palindrome (13433233431).
The spelling of 12130130310 in words is "twelve billion, one hundred thirty million, one hundred thirty thousand, three hundred ten".
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