Base | Representation |
---|---|
bin | 1100110100010100… |
… | …10110010100001001 |
3 | 122202120111212221110 |
4 | 12122022112110021 |
5 | 103043112341101 |
6 | 3054455400533 |
7 | 332345456202 |
oct | 63212262411 |
9 | 18676455843 |
10 | 6881371401 |
11 | 2a1139a203 |
12 | 1400683149 |
13 | 85886c2c8 |
14 | 493cba5a9 |
15 | 2a41d4cd6 |
hex | 19a296509 |
6881371401 has 16 divisors (see below), whose sum is σ = 10049875200. Its totient is φ = 4168835328.
The previous prime is 6881371397. The next prime is 6881371423. The reversal of 6881371401 is 1041731886.
It is not a de Polignac number, because 6881371401 - 22 = 6881371397 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 6881371401.
It is not an unprimeable number, because it can be changed into a prime (6881371451) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2324881 + ... + 2327838.
It is an arithmetic number, because the mean of its divisors is an integer number (628117200).
Almost surely, 26881371401 is an apocalyptic number.
It is an amenable number.
6881371401 is a deficient number, since it is larger than the sum of its proper divisors (3168503799).
6881371401 is a wasteful number, since it uses less digits than its factorization.
6881371401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4652768.
The product of its (nonzero) digits is 32256, while the sum is 39.
The square root of 6881371401 is about 82954.0318549979. The cubic root of 6881371401 is about 1902.0634462322.
The spelling of 6881371401 in words is "six billion, eight hundred eighty-one million, three hundred seventy-one thousand, four hundred one".
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