Base | Representation |
---|---|
bin | 1001111011100… |
… | …10101000010110 |
3 | 12210202102202120 |
4 | 10331302220112 |
5 | 132311311110 |
6 | 12133320410 |
7 | 2031045432 |
oct | 475625026 |
9 | 183672676 |
10 | 83307030 |
11 | 4302a894 |
12 | 23a96106 |
13 | 1434a701 |
14 | b0c79c2 |
15 | 74a8870 |
hex | 4f72a16 |
83307030 has 32 divisors (see below), whose sum is σ = 204194304. Its totient is φ = 21742176.
The previous prime is 83307023. The next prime is 83307041. The reversal of 83307030 is 3070338.
It is a super-2 number, since 2×833070302 = 13880122494841800, which contains 22 as substring.
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, 28132 + ... + 30951.
It is an arithmetic number, because the mean of its divisors is an integer number (6381072).
Almost surely, 283307030 is an apocalyptic number.
83307030 is an abundant number, since it is smaller than the sum of its proper divisors (120887274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83307030 is a wasteful number, since it uses less digits than its factorization.
83307030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59140.
The product of its (nonzero) digits is 1512, while the sum is 24.
The square root of 83307030 is about 9127.2684851493. The cubic root of 83307030 is about 436.7442713758.
Adding to 83307030 its reverse (3070338), we get a palindrome (86377368).
The spelling of 83307030 in words is "eighty-three million, three hundred seven thousand, thirty".
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