Base | Representation |
---|---|
bin | 10100010010011011… |
… | …01101100011101101 |
3 | 1001010002020022121011 |
4 | 22021031231203231 |
5 | 134301323221121 |
6 | 5000445305221 |
7 | 533625352243 |
oct | 121115554355 |
9 | 31102208534 |
10 | 10892007661 |
11 | 468a288627 |
12 | 213b865211 |
13 | 1047746062 |
14 | 7547dc793 |
15 | 43b35b7e1 |
hex | 28936d8ed |
10892007661 has 8 divisors (see below), whose sum is σ = 11533649400. Its totient is φ = 10250469888.
The previous prime is 10892007647. The next prime is 10892007667. The reversal of 10892007661 is 16670029801.
It can be written as a sum of positive squares in 4 ways, for example, as 1544018436 + 9347989225 = 39294^2 + 96685^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10892007661 - 221 = 10889910509 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10892007667) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326065 + ... + 357913.
It is an arithmetic number, because the mean of its divisors is an integer number (1441706175).
Almost surely, 210892007661 is an apocalyptic number.
It is an amenable number.
10892007661 is a deficient number, since it is larger than the sum of its proper divisors (641641739).
10892007661 is a wasteful number, since it uses less digits than its factorization.
10892007661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51983.
The product of its (nonzero) digits is 36288, while the sum is 40.
The spelling of 10892007661 in words is "ten billion, eight hundred ninety-two million, seven thousand, six hundred sixty-one".
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