Base | Representation |
---|---|
bin | 1111000110000100… |
… | …01101100111110000 |
3 | 202220210001121100100 |
4 | 13203002031213300 |
5 | 113044104203113 |
6 | 3420052152400 |
7 | 404552440314 |
oct | 74302154760 |
9 | 22823047310 |
10 | 8103975408 |
11 | 3489534741 |
12 | 16a2008700 |
13 | 9c1c49229 |
14 | 56c411b44 |
15 | 3266d7d73 |
hex | 1e308d9f0 |
8103975408 has 30 divisors (see below), whose sum is σ = 22679876024. Its totient is φ = 2701325088.
The previous prime is 8103975403. The next prime is 8103975427. The reversal of 8103975408 is 8045793018.
8103975408 is a `hidden beast` number, since 8 + 10 + 3 + 97 + 540 + 8 = 666.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8103975403) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28138660 + ... + 28138947.
Almost surely, 28103975408 is an apocalyptic number.
It is an amenable number.
8103975408 is an abundant number, since it is smaller than the sum of its proper divisors (14575900616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8103975408 is a wasteful number, since it uses less digits than its factorization.
8103975408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56277621 (or 56277612 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 8103975408 is about 90022.0828908107. The cubic root of 8103975408 is about 2008.6273482525.
The spelling of 8103975408 in words is "eight billion, one hundred three million, nine hundred seventy-five thousand, four hundred eight".
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