Base | Representation |
---|---|
bin | 1001111010000… |
… | …10010110101110 |
3 | 12210101101112000 |
4 | 10331002112232 |
5 | 132233444134 |
6 | 12125153130 |
7 | 2026263102 |
oct | 475022656 |
9 | 183341460 |
10 | 83109294 |
11 | 42a05274 |
12 | 239bb7a6 |
13 | 142ab6c8 |
14 | b075902 |
15 | 7469e99 |
hex | 4f425ae |
83109294 has 32 divisors (see below), whose sum is σ = 195553440. Its totient is φ = 26073216.
The previous prime is 83109293. The next prime is 83109307. The reversal of 83109294 is 49290138.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83109293) 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, 44349 + ... + 46184.
It is an arithmetic number, because the mean of its divisors is an integer number (6111045).
Almost surely, 283109294 is an apocalyptic number.
83109294 is an abundant number, since it is smaller than the sum of its proper divisors (112444146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83109294 is a wasteful number, since it uses less digits than its factorization.
83109294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90561 (or 90555 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 83109294 is about 9116.4298933300. The cubic root of 83109294 is about 436.3984482881.
The spelling of 83109294 in words is "eighty-three million, one hundred nine thousand, two hundred ninety-four".
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