Base | Representation |
---|---|
bin | 1101101110010… |
… | …10010010000010 |
3 | 22000121212112001 |
4 | 12313022102002 |
5 | 213432421310 |
6 | 15231254214 |
7 | 2565350350 |
oct | 667122202 |
9 | 260555461 |
10 | 115123330 |
11 | 59a90953 |
12 | 3267a36a |
13 | 1ab0a31a |
14 | 1140a7d0 |
15 | a19093a |
hex | 6dca482 |
115123330 has 32 divisors (see below), whose sum is σ = 244995840. Its totient is φ = 38109120.
The previous prime is 115123273. The next prime is 115123331. The reversal of 115123330 is 33321511.
It is a super-2 number, since 2×1151233302 = 26506762220577800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 115123298 and 115123307.
It is not an unprimeable number, because it can be changed into a prime (115123331) 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, 26326 + ... + 30385.
It is an arithmetic number, because the mean of its divisors is an integer number (7656120).
Almost surely, 2115123330 is an apocalyptic number.
115123330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
115123330 is an abundant number, since it is smaller than the sum of its proper divisors (129872510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115123330 is a wasteful number, since it uses less digits than its factorization.
115123330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56754.
The product of its (nonzero) digits is 270, while the sum is 19.
The square root of 115123330 is about 10729.5540447868. The cubic root of 115123330 is about 486.4681906836.
Adding to 115123330 its reverse (33321511), we get a palindrome (148444841).
The spelling of 115123330 in words is "one hundred fifteen million, one hundred twenty-three thousand, three hundred thirty".
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