Base | Representation |
---|---|
bin | 1011111011111011111000 |
3 | 12212222021212 |
4 | 23323323320 |
5 | 1300112310 |
6 | 151022252 |
7 | 35411453 |
oct | 13737370 |
9 | 5788255 |
10 | 3129080 |
11 | 1847a19 |
12 | 106a988 |
13 | 857336 |
14 | 5b649a |
15 | 41c205 |
hex | 2fbef8 |
3129080 has 32 divisors (see below), whose sum is σ = 7104240. Its totient is φ = 1240320.
The previous prime is 3129073. The next prime is 3129089. The reversal of 3129080 is 809213.
3129080 is nontrivially palindromic in base 7.
It is a super-2 number, since 2×31290802 = 19582283292800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3129089) 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, 5195 + ... + 5765.
Almost surely, 23129080 is an apocalyptic number.
It is an amenable number.
3129080 is an abundant number, since it is smaller than the sum of its proper divisors (3975160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3129080 is a wasteful number, since it uses less digits than its factorization.
3129080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 719 (or 715 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 3129080 is about 1768.9205748139. The cubic root of 3129080 is about 146.2644858664.
The spelling of 3129080 in words is "three million, one hundred twenty-nine thousand, eighty".
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