Base | Representation |
---|---|
bin | 1011110000010111010000 |
3 | 12210120021022 |
4 | 23300113100 |
5 | 1242103210 |
6 | 150015012 |
7 | 35123330 |
oct | 13602720 |
9 | 5716238 |
10 | 3081680 |
11 | 1815348 |
12 | 1047468 |
13 | 83b8a4 |
14 | 5a30c0 |
15 | 40d155 |
hex | 2f05d0 |
3081680 has 40 divisors (see below), whose sum is σ = 8189952. Its totient is φ = 1056384.
The previous prime is 3081677. The next prime is 3081691. The reversal of 3081680 is 861803.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2192 + ... + 3311.
Almost surely, 23081680 is an apocalyptic number.
It is an amenable number.
3081680 is an abundant number, since it is smaller than the sum of its proper divisors (5108272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3081680 is a wasteful number, since it uses less digits than its factorization.
3081680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5523 (or 5517 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 3081680 is about 1755.4714466490. The cubic root of 3081680 is about 145.5221759361.
The spelling of 3081680 in words is "three million, eighty-one thousand, six hundred eighty".
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