Base | Representation |
---|---|
bin | 10110100110000010… |
… | …00010111011101000 |
3 | 1011022101010001222120 |
4 | 23103001002323220 |
5 | 144320312420240 |
6 | 5323400151240 |
7 | 606412003266 |
oct | 132301027350 |
9 | 34271101876 |
10 | 12130201320 |
11 | 5165200876 |
12 | 2426468520 |
13 | 11b4120b23 |
14 | 831031436 |
15 | 4aedddad0 |
hex | 2d3042ee8 |
12130201320 has 32 divisors (see below), whose sum is σ = 36390604320. Its totient is φ = 3234720320.
The previous prime is 12130201273. The next prime is 12130201351. The reversal of 12130201320 is 2310203121.
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 12130201320.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50542386 + ... + 50542625.
It is an arithmetic number, because the mean of its divisors is an integer number (1137206385).
Almost surely, 212130201320 is an apocalyptic number.
12130201320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12130201320 is an abundant number, since it is smaller than the sum of its proper divisors (24260403000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12130201320 is a wasteful number, since it uses less digits than its factorization.
12130201320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101085025 (or 101085021 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 12130201320 its reverse (2310203121), we get a palindrome (14440404441).
The spelling of 12130201320 in words is "twelve billion, one hundred thirty million, two hundred one thousand, three hundred twenty".
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