Base | Representation |
---|---|
bin | 1000001000011… |
… | …1000111011110 |
3 | 2101011212012110 |
4 | 2002013013132 |
5 | 32212422440 |
6 | 3215014450 |
7 | 562624566 |
oct | 202070736 |
9 | 71155173 |
10 | 34107870 |
11 | 18286825 |
12 | b50a426 |
13 | 70b2994 |
14 | 475bda6 |
15 | 2edb080 |
hex | 20871de |
34107870 has 32 divisors (see below), whose sum is σ = 82013472. Its totient is φ = 9078272.
The previous prime is 34107851. The next prime is 34107877. The reversal of 34107870 is 7870143.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34107877) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27994 + ... + 29186.
It is an arithmetic number, because the mean of its divisors is an integer number (2562921).
Almost surely, 234107870 is an apocalyptic number.
34107870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
34107870 is an abundant number, since it is smaller than the sum of its proper divisors (47905602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34107870 is a wasteful number, since it uses less digits than its factorization.
34107870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2156.
The product of its (nonzero) digits is 4704, while the sum is 30.
The square root of 34107870 is about 5840.1943460813. The cubic root of 34107870 is about 324.3034232721.
The spelling of 34107870 in words is "thirty-four million, one hundred seven thousand, eight hundred seventy".
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