Base | Representation |
---|---|
bin | 1000001000100… |
… | …0010101111010 |
3 | 2101012010002101 |
4 | 2002020111322 |
5 | 32213103030 |
6 | 3215054014 |
7 | 562645330 |
oct | 202102572 |
9 | 71163071 |
10 | 34112890 |
11 | 1828a579 |
12 | b51130a |
13 | 70b5056 |
14 | 475db50 |
15 | 2edc7ca |
hex | 208857a |
34112890 has 32 divisors (see below), whose sum is σ = 72077184. Its totient is φ = 11378880.
The previous prime is 34112843. The next prime is 34112891. The reversal of 34112890 is 9821143.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (34112891) 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, 3996 + ... + 9175.
It is an arithmetic number, because the mean of its divisors is an integer number (2252412).
Almost surely, 234112890 is an apocalyptic number.
34112890 is an abundant number, since it is smaller than the sum of its proper divisors (37964294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34112890 is a wasteful number, since it uses less digits than its factorization.
34112890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13222.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 34112890 is about 5840.6241104868. The cubic root of 34112890 is about 324.3193328292.
It can be divided in two parts, 341 and 12890, that added together give a palindrome (13231).
The spelling of 34112890 in words is "thirty-four million, one hundred twelve thousand, eight hundred ninety".
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