Base | Representation |
---|---|
bin | 101000100011111… |
… | …1011010111000010 |
3 | 10111212000121210101 |
4 | 1101013323113002 |
5 | 10241411021032 |
6 | 343015353014 |
7 | 45504405124 |
oct | 12107732702 |
9 | 3455017711 |
10 | 1361032642 |
11 | 6392a3a72 |
12 | 31b98276a |
13 | 188c86c78 |
14 | cca8b214 |
15 | 7e748de7 |
hex | 511fb5c2 |
1361032642 has 16 divisors (see below), whose sum is σ = 2115974520. Its totient is φ = 656045568.
The previous prime is 1361032639. The next prime is 1361032657. The reversal of 1361032642 is 2462301631.
It can be written as a sum of positive squares in 4 ways, for example, as 1322704161 + 38328481 = 36369^2 + 6191^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1361032642.
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, 76303 + ... + 92434.
Almost surely, 21361032642 is an apocalyptic number.
1361032642 is a deficient number, since it is larger than the sum of its proper divisors (754941878).
1361032642 is a wasteful number, since it uses less digits than its factorization.
1361032642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168885.
The product of its (nonzero) digits is 5184, while the sum is 28.
The square root of 1361032642 is about 36892.1758913730. The cubic root of 1361032642 is about 1108.2119962796.
The spelling of 1361032642 in words is "one billion, three hundred sixty-one million, thirty-two thousand, six hundred forty-two".
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