Base | Representation |
---|---|
bin | 11000010000000110… |
… | …10110111100010111 |
3 | 1020121101102112100002 |
4 | 30020003112330113 |
5 | 203131110000043 |
6 | 5551543441515 |
7 | 640435113512 |
oct | 141003267427 |
9 | 36541375302 |
10 | 13020000023 |
11 | 55814a57a8 |
12 | 263445629b |
13 | 12c6585134 |
14 | 8b7293d79 |
15 | 5130a2bb8 |
hex | 3080d6f17 |
13020000023 has 4 divisors (see below), whose sum is σ = 13030970040. Its totient is φ = 13009030008.
The previous prime is 13020000013. The next prime is 13020000043. The reversal of 13020000023 is 32000002031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32000002031 = 433 ⋅73903007.
It is a cyclic number.
It is not a de Polignac number, because 13020000023 - 218 = 13019737879 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13019999959 and 13020000013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13020000013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5483228 + ... + 5485601.
It is an arithmetic number, because the mean of its divisors is an integer number (3257742510).
Almost surely, 213020000023 is an apocalyptic number.
13020000023 is a deficient number, since it is larger than the sum of its proper divisors (10970017).
13020000023 is a wasteful number, since it uses less digits than its factorization.
13020000023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10970016.
The product of its (nonzero) digits is 36, while the sum is 11.
Adding to 13020000023 its reverse (32000002031), we get a palindrome (45020002054).
The spelling of 13020000023 in words is "thirteen billion, twenty million, twenty-three", and thus it is an aban number and an uban number.
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