Base | Representation |
---|---|
bin | 11000100100101111… |
… | …10110000011100100 |
3 | 1021001110020002011102 |
4 | 30102113312003210 |
5 | 204004421030000 |
6 | 10021050455232 |
7 | 644636601206 |
oct | 142227660344 |
9 | 37043202142 |
10 | 13193142500 |
11 | 566020425a |
12 | 2682434518 |
13 | 13233c78c5 |
14 | 8d2284776 |
15 | 5233a43d5 |
hex | 3125f60e4 |
13193142500 has 30 divisors (see below), whose sum is σ = 28850769486. Its totient is φ = 5277256000.
The previous prime is 13193142497. The next prime is 13193142511. The reversal of 13193142500 is 524139131.
It can be written as a sum of positive squares in 5 ways, for example, as 7336607716 + 5856534784 = 85654^2 + 76528^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2636129 + ... + 2641128.
Almost surely, 213193142500 is an apocalyptic number.
13193142500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13193142500 is an abundant number, since it is smaller than the sum of its proper divisors (15657626986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13193142500 is an equidigital number, since it uses as much as digits as its factorization.
13193142500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5277281 (or 5277264 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 29.
The spelling of 13193142500 in words is "thirteen billion, one hundred ninety-three million, one hundred forty-two thousand, five hundred".
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