Base | Representation |
---|---|
bin | 1011110110000010011101… |
… | …0111001011101011000100 |
3 | 1201002222122100101002010122 |
4 | 2331200213113023223010 |
5 | 3201332101303330040 |
6 | 43410403440441112 |
7 | 2512611053003135 |
oct | 275404727135304 |
9 | 51088570332118 |
10 | 13023001230020 |
11 | 417102975a301 |
12 | 1563b40919198 |
13 | 7360aa0883b2 |
14 | 330460b53c8c |
15 | 178b58b3b1b5 |
hex | bd8275cbac4 |
13023001230020 has 24 divisors (see below), whose sum is σ = 27864308294424. Its totient is φ = 5110913689856.
The previous prime is 13023001230017. The next prime is 13023001230047. The reversal of 13023001230020 is 2003210032031.
It can be written as a sum of positive squares in 4 ways, for example, as 5510314928836 + 7512686301184 = 2347406^2 + 2740928^2 .
It is a super-2 number, since 2×130230012300202 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6142924049 + ... + 6142926168.
It is an arithmetic number, because the mean of its divisors is an integer number (1161012845601).
Almost surely, 213023001230020 is an apocalyptic number.
13023001230020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13023001230020 is an abundant number, since it is smaller than the sum of its proper divisors (14841307064404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13023001230020 is a wasteful number, since it uses less digits than its factorization.
13023001230020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12285850279 (or 12285850277 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13023001230020 its reverse (2003210032031), we get a palindrome (15026211262051).
The spelling of 13023001230020 in words is "thirteen trillion, twenty-three billion, one million, two hundred thirty thousand, twenty".
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