Base | Representation |
---|---|
bin | 1100110011010001… |
… | …11010010100001101 |
3 | 122201222000120000200 |
4 | 12121220322110031 |
5 | 103033341342330 |
6 | 3053543444113 |
7 | 332211121041 |
oct | 63150722415 |
9 | 18658016020 |
10 | 6872605965 |
11 | 2a07452645 |
12 | 13b9756639 |
13 | 856ac0664 |
14 | 492a78021 |
15 | 2a3552a60 |
hex | 199a3a50d |
6872605965 has 48 divisors (see below), whose sum is σ = 12470260608. Its totient is φ = 3494798208.
The previous prime is 6872605921. The next prime is 6872605981. The reversal of 6872605965 is 5695062786.
It is a happy number.
It is not a de Polignac number, because 6872605965 - 216 = 6872540429 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 317622 + ... + 338568.
It is an arithmetic number, because the mean of its divisors is an integer number (259797096).
Almost surely, 26872605965 is an apocalyptic number.
It is an amenable number.
6872605965 is a deficient number, since it is larger than the sum of its proper divisors (5597654643).
6872605965 is a wasteful number, since it uses less digits than its factorization.
6872605965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21298 (or 21295 counting only the distinct ones).
The product of its (nonzero) digits is 5443200, while the sum is 54.
The square root of 6872605965 is about 82901.1819276420. The cubic root of 6872605965 is about 1901.2554919980.
The spelling of 6872605965 in words is "six billion, eight hundred seventy-two million, six hundred five thousand, nine hundred sixty-five".
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