Base | Representation |
---|---|
bin | 1101101110010… |
… | …11111111000110 |
3 | 22000122020002120 |
4 | 12313023333012 |
5 | 213433132220 |
6 | 15231350410 |
7 | 2565406611 |
oct | 667137706 |
9 | 260566076 |
10 | 115130310 |
11 | 59a96119 |
12 | 32682406 |
13 | 1ab10559 |
14 | 1140d178 |
15 | a192a40 |
hex | 6dcbfc6 |
115130310 has 128 divisors (see below), whose sum is σ = 307307520. Its totient is φ = 27495936.
The previous prime is 115130303. The next prime is 115130317. The reversal of 115130310 is 13031511.
115130310 = T29 + T30 + ... + T883.
It is an interprime number because it is at equal distance from previous prime (115130303) and next prime (115130317).
It is a super-2 number, since 2×1151303102 = 26509976561392200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 115130310.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115130317) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1117719 + ... + 1117821.
It is an arithmetic number, because the mean of its divisors is an integer number (2400840).
Almost surely, 2115130310 is an apocalyptic number.
115130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 115130310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153653760).
115130310 is an abundant number, since it is smaller than the sum of its proper divisors (192177210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115130310 is a wasteful number, since it uses less digits than its factorization.
115130310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222.
The product of its (nonzero) digits is 45, while the sum is 15.
The square root of 115130310 is about 10729.8793096661. The cubic root of 115130310 is about 486.4780221092.
Adding to 115130310 its reverse (13031511), we get a palindrome (128161821).
It can be divided in two parts, 115130 and 310, that added together give a triangular number (115440 = T480).
The spelling of 115130310 in words is "one hundred fifteen million, one hundred thirty thousand, three hundred ten".
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