Base | Representation |
---|---|
bin | 1100011001100… |
… | …11101110010001 |
3 | 21020201210211020 |
4 | 12030303232101 |
5 | 203112132011 |
6 | 14153310053 |
7 | 2402106606 |
oct | 614635621 |
9 | 236653736 |
10 | 104020881 |
11 | 53798478 |
12 | 2aa05329 |
13 | 18720a23 |
14 | db5a6ad |
15 | 91eb006 |
hex | 6333b91 |
104020881 has 16 divisors (see below), whose sum is σ = 145541760. Its totient is φ = 65957760.
The previous prime is 104020879. The next prime is 104020897. The reversal of 104020881 is 188020401.
It is not a de Polignac number, because 104020881 - 21 = 104020879 is a prime.
It is a super-2 number, since 2×1040208812 = 21640687368032322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (104020871) 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, 8325 + ... + 16653.
It is an arithmetic number, because the mean of its divisors is an integer number (9096360).
Almost surely, 2104020881 is an apocalyptic number.
It is an amenable number.
104020881 is a deficient number, since it is larger than the sum of its proper divisors (41520879).
104020881 is a wasteful number, since it uses less digits than its factorization.
104020881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8536.
The product of its (nonzero) digits is 512, while the sum is 24.
The square root of 104020881 is about 10199.0627510571. The cubic root of 104020881 is about 470.2984086557.
The spelling of 104020881 in words is "one hundred four million, twenty thousand, eight hundred eighty-one".
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