Base | Representation |
---|---|
bin | 1101101110111… |
… | …11100010100000 |
3 | 22000210021221212 |
4 | 12313133202200 |
5 | 213443213100 |
6 | 15233205252 |
7 | 2566162244 |
oct | 667374240 |
9 | 260707855 |
10 | 115210400 |
11 | 5a040308 |
12 | 32700828 |
13 | 1ab3ab46 |
14 | 11430424 |
15 | a1ab635 |
hex | 6ddf8a0 |
115210400 has 36 divisors (see below), whose sum is σ = 281259342. Its totient is φ = 46083840.
The previous prime is 115210379. The next prime is 115210429. The reversal of 115210400 is 4012511.
It can be written as a sum of positive squares in 3 ways, for example, as 73891216 + 41319184 = 8596^2 + 6428^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71207 + ... + 72806.
Almost surely, 2115210400 is an apocalyptic number.
115210400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
115210400 is an abundant number, since it is smaller than the sum of its proper divisors (166048942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115210400 is a wasteful number, since it uses less digits than its factorization.
115210400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144033 (or 144020 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 115210400 is about 10733.6107624601. The cubic root of 115210400 is about 486.5908015434.
Adding to 115210400 its reverse (4012511), we get a palindrome (119222911).
The spelling of 115210400 in words is "one hundred fifteen million, two hundred ten thousand, four hundred".
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