Base | Representation |
---|---|
bin | 1000100110100… |
… | …0100001000001 |
3 | 2111220001000111 |
4 | 2021220201001 |
5 | 33214022211 |
6 | 3325151321 |
7 | 615446401 |
oct | 211504101 |
9 | 74801014 |
10 | 36079681 |
11 | 19403220 |
12 | 100bb541 |
13 | 7623331 |
14 | 4b12801 |
15 | 327a421 |
hex | 2268841 |
36079681 has 8 divisors (see below), whose sum is σ = 39407328. Its totient is φ = 32760000.
The previous prime is 36079649. The next prime is 36079751. The reversal of 36079681 is 18697063.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 4-Lehmer number, since φ(36079681) divides (36079681-1)4.
It is a cyclic number.
It is not a de Polignac number, because 36079681 - 25 = 36079649 is a prime.
It is a super-2 number, since 2×360796812 = 2603486762123522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (36079601) 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, 11481 + ... + 14281.
It is an arithmetic number, because the mean of its divisors is an integer number (4925916).
Almost surely, 236079681 is an apocalyptic number.
It is an amenable number.
36079681 is a deficient number, since it is larger than the sum of its proper divisors (3327647).
36079681 is a wasteful number, since it uses less digits than its factorization.
36079681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3983.
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 36079681 is about 6006.6364131684. The cubic root of 36079681 is about 330.4361572886.
The spelling of 36079681 in words is "thirty-six million, seventy-nine thousand, six hundred eighty-one".
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