Base | Representation |
---|---|
bin | 11110100011111101100… |
… | …011101011110001100100 |
3 | 21102202222102010011220101 |
4 | 132203331203223301210 |
5 | 233402201143433221 |
6 | 4244452340313444 |
7 | 304506602465542 |
oct | 36437543536144 |
9 | 7382872104811 |
10 | 2100198030436 |
11 | 73a764044100 |
12 | 29b0480a2884 |
13 | 1230810bb78c |
14 | 73915d3cd92 |
15 | 3996e7d2d91 |
hex | 1e8fd8ebc64 |
2100198030436 has 81 divisors (see below), whose sum is σ = 4264887927027. Its totient is φ = 904130639280.
The previous prime is 2100198030407. The next prime is 2100198030467. The reversal of 2100198030436 is 6340308910012.
The square root of 2100198030436 is 1449206.
It is a perfect power (a square), and thus also a powerful number.
It is a junction number, because it is equal to n+sod(n) for n = 2100198030395 and 2100198030404.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 605766375 + ... + 605769841.
Almost surely, 22100198030436 is an apocalyptic number.
2100198030436 is the 1449206-th square number.
It is an amenable number.
2100198030436 is an abundant number, since it is smaller than the sum of its proper divisors (2164689896591).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100198030436 is an equidigital number, since it uses as much as digits as its factorization.
2100198030436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6998 (or 3499 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 37.
The spelling of 2100198030436 in words is "two trillion, one hundred billion, one hundred ninety-eight million, thirty thousand, four hundred thirty-six".
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