Base | Representation |
---|---|
bin | 101001100011100100011… |
… | …100110010000000010001 |
3 | 101010000001000111021110100 |
4 | 221203210130302000101 |
5 | 333241423401102031 |
6 | 10023515241323013 |
7 | 413213454201414 |
oct | 51434434620021 |
9 | 11100030437410 |
10 | 2855691034641 |
11 | a01101161145 |
12 | 3a1551196469 |
13 | 1793a132ca83 |
14 | 9c3052c9b7b |
15 | 4e43a5bbde6 |
hex | 298e4732011 |
2855691034641 has 81 divisors (see below), whose sum is σ = 4554454294299. Its totient is φ = 1723838808384.
The previous prime is 2855691034633. The next prime is 2855691034657. The reversal of 2855691034641 is 1464301965582.
The square root of 2855691034641 is 1689879.
It is a perfect power (a square), and thus also a powerful number.
2855691034641 is a `hidden beast` number, since 2 + 8 + 5 + 569 + 1 + 0 + 34 + 6 + 41 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2316700129041 + 538990905600 = 1522071^2 + 734160^2 .
It is not a de Polignac number, because 2855691034641 - 23 = 2855691034633 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2855691034681) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2215430725 + ... + 2215432013.
Almost surely, 22855691034641 is an apocalyptic number.
2855691034641 is the 1689879-th square number.
2855691034641 is the 844940-th centered octagonal number.
It is an amenable number.
2855691034641 is a deficient number, since it is larger than the sum of its proper divisors (1698763259658).
2855691034641 is an equidigital number, since it uses as much as digits as its factorization.
2855691034641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2668 (or 1334 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 54.
The spelling of 2855691034641 in words is "two trillion, eight hundred fifty-five billion, six hundred ninety-one million, thirty-four thousand, six hundred forty-one".
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