Base | Representation |
---|---|
bin | 1011111011101100100011… |
… | …1111001111100100010100 |
3 | 1201110021112110001010020111 |
4 | 2332323020333033210110 |
5 | 3204430133222102040 |
6 | 43523200533412404 |
7 | 2522621561101066 |
oct | 276731077174424 |
9 | 51407473033214 |
10 | 13120202144020 |
11 | 41a9279081694 |
12 | 157a94919a104 |
13 | 7422ca9ca91a |
14 | 33504214b736 |
15 | 17b44726bdea |
hex | beec8fcf914 |
13120202144020 has 24 divisors (see below), whose sum is σ = 27819923773824. Its totient is φ = 5197128615456.
The previous prime is 13120202144009. The next prime is 13120202144047. The reversal of 13120202144020 is 2044120202131.
It is a junction number, because it is equal to n+sod(n) for n = 13120202143982 and 13120202144000.
It is a congruent number.
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, 3184513024 + ... + 3184517143.
It is an arithmetic number, because the mean of its divisors is an integer number (1159163490576).
Almost surely, 213120202144020 is an apocalyptic number.
13120202144020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13120202144020 is an abundant number, since it is smaller than the sum of its proper divisors (14699721629804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13120202144020 is a wasteful number, since it uses less digits than its factorization.
13120202144020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6369030279 (or 6369030277 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 13120202144020 its reverse (2044120202131), we get a palindrome (15164322346151).
The spelling of 13120202144020 in words is "thirteen trillion, one hundred twenty billion, two hundred two million, one hundred forty-four thousand, twenty".
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