Base | Representation |
---|---|
bin | 11010000000001011… |
… | …10011110100000101 |
3 | 1100000220111221111200 |
4 | 31000011303310011 |
5 | 212042300313121 |
6 | 10225130453113 |
7 | 1002642313230 |
oct | 150005636405 |
9 | 40026457450 |
10 | 13960166661 |
11 | 5a14171921 |
12 | 2857294199 |
13 | 14162a315c |
14 | 9660a8417 |
15 | 56a8b5a26 |
hex | 340173d05 |
13960166661 has 12 divisors (see below), whose sum is σ = 23045354592. Its totient is φ = 7977238056.
The previous prime is 13960166611. The next prime is 13960166707. The reversal of 13960166661 is 16666106931.
It is not a de Polignac number, because 13960166661 - 213 = 13960158469 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13960166611) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110794911 + ... + 110795036.
It is an arithmetic number, because the mean of its divisors is an integer number (1920446216).
Almost surely, 213960166661 is an apocalyptic number.
It is an amenable number.
13960166661 is a deficient number, since it is larger than the sum of its proper divisors (9085187931).
13960166661 is a wasteful number, since it uses less digits than its factorization.
13960166661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221589960 (or 221589957 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The spelling of 13960166661 in words is "thirteen billion, nine hundred sixty million, one hundred sixty-six thousand, six hundred sixty-one".
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