Base | Representation |
---|---|
bin | 1000001000011… |
… | …1001001010110 |
3 | 2101011212100220 |
4 | 2002013021112 |
5 | 32212423430 |
6 | 3215015210 |
7 | 562625130 |
oct | 202071126 |
9 | 71155326 |
10 | 34107990 |
11 | 18286924 |
12 | b50a506 |
13 | 70b2a57 |
14 | 475c050 |
15 | 2edb110 |
hex | 2087256 |
34107990 has 32 divisors (see below), whose sum is σ = 93553920. Its totient is φ = 7796064.
The previous prime is 34107977. The next prime is 34108027. The reversal of 34107990 is 9970143.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81000 + ... + 81419.
It is an arithmetic number, because the mean of its divisors is an integer number (2923560).
Almost surely, 234107990 is an apocalyptic number.
34107990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
34107990 is an abundant number, since it is smaller than the sum of its proper divisors (59445930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34107990 is a wasteful number, since it uses less digits than its factorization.
34107990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162436.
The product of its (nonzero) digits is 6804, while the sum is 33.
The square root of 34107990 is about 5840.2046197030. The cubic root of 34107990 is about 324.3038035984.
The spelling of 34107990 in words is "thirty-four million, one hundred seven thousand, nine hundred ninety".
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