Base | Representation |
---|---|
bin | 1011110110100001000100… |
… | …1111010011100100000110 |
3 | 1201010202212010102220102221 |
4 | 2331220101033103210012 |
5 | 3202000414310013110 |
6 | 43414243153322554 |
7 | 2513321531260510 |
oct | 275502117234406 |
9 | 51122763386387 |
10 | 13031220001030 |
11 | 4174566a70640 |
12 | 156565526645a |
13 | 736ab9a286ca |
14 | 330a004c8bb0 |
15 | 178e8a44c7da |
hex | bda113d3906 |
13031220001030 has 32 divisors (see below), whose sum is σ = 29244088523520. Its totient is φ = 4061678961120.
The previous prime is 13031220001003. The next prime is 13031220001039. The reversal of 13031220001030 is 3010002213031.
It is a junction number, because it is equal to n+sod(n) for n = 13031220000995 and 13031220001013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13031220001039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8461830400 + ... + 8461831939.
It is an arithmetic number, because the mean of its divisors is an integer number (913877766360).
Almost surely, 213031220001030 is an apocalyptic number.
13031220001030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13031220001030 is an abundant number, since it is smaller than the sum of its proper divisors (16212868522490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13031220001030 is a wasteful number, since it uses less digits than its factorization.
13031220001030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16923662364.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 13031220001030 its reverse (3010002213031), we get a palindrome (16041222214061).
The spelling of 13031220001030 in words is "thirteen trillion, thirty-one billion, two hundred twenty million, one thousand, thirty".
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