Base | Representation |
---|---|
bin | 1011111011111100… |
… | …11100111010101111 |
3 | 121112121201001112100 |
4 | 11331332130322233 |
5 | 101111033200141 |
6 | 2535524110143 |
7 | 314544162162 |
oct | 57576347257 |
9 | 17477631470 |
10 | 6408490671 |
11 | 2799475990 |
12 | 12aa235353 |
13 | 7b18c0c1b |
14 | 44b183ad9 |
15 | 2779270b6 |
hex | 17df9ceaf |
6408490671 has 24 divisors (see below), whose sum is σ = 10103708160. Its totient is φ = 3881826000.
The previous prime is 6408490661. The next prime is 6408490723. The reversal of 6408490671 is 1760948046.
It is not a de Polignac number, because 6408490671 - 26 = 6408490607 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6408490651) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176560 + ... + 209738.
It is an arithmetic number, because the mean of its divisors is an integer number (420987840).
Almost surely, 26408490671 is an apocalyptic number.
6408490671 is a deficient number, since it is larger than the sum of its proper divisors (3695217489).
6408490671 is a wasteful number, since it uses less digits than its factorization.
6408490671 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35147 (or 35144 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The square root of 6408490671 is about 80053.0491049529. The cubic root of 6408490671 is about 1857.4562165380.
The spelling of 6408490671 in words is "six billion, four hundred eight million, four hundred ninety thousand, six hundred seventy-one".
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