Base | Representation |
---|---|
bin | 11000001101101111… |
… | …10101101101011100 |
3 | 1020120000011202001201 |
4 | 30012313311231130 |
5 | 203111022444400 |
6 | 5545555245244 |
7 | 640104621523 |
oct | 140667655534 |
9 | 36500152051 |
10 | 13000203100 |
11 | 5571304005 |
12 | 26298a9824 |
13 | 12c2443291 |
14 | 8b47bd4ba |
15 | 51149206a |
hex | 306df5b5c |
13000203100 has 18 divisors (see below), whose sum is σ = 28210440944. Its totient is φ = 5200081200.
The previous prime is 13000202987. The next prime is 13000203109. The reversal of 13000203100 is 130200031.
It is a super-2 number, since 2×130002031002 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13000203109) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65000916 + ... + 65001115.
Almost surely, 213000203100 is an apocalyptic number.
13000203100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13000203100 is an abundant number, since it is smaller than the sum of its proper divisors (15210237844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13000203100 is a wasteful number, since it uses less digits than its factorization.
13000203100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130002045 (or 130002038 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 13000203100 its reverse (130200031), we get a palindrome (13130403131).
The spelling of 13000203100 in words is "thirteen billion, two hundred three thousand, one hundred".
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