Base | Representation |
---|---|
bin | 1101110010101… |
… | …10011101000000 |
3 | 22001201001002120 |
4 | 12321112131000 |
5 | 214104304342 |
6 | 15251444240 |
7 | 2603261262 |
oct | 671263500 |
9 | 261631076 |
10 | 115697472 |
11 | 5a343250 |
12 | 328b6680 |
13 | 1ac7b757 |
14 | 11519b32 |
15 | a255aec |
hex | 6e56740 |
115697472 has 112 divisors (see below), whose sum is σ = 345643200. Its totient is φ = 33832960.
The previous prime is 115697471. The next prime is 115697473. The reversal of 115697472 is 274796511.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (115697471) and next prime (115697473).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115697471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60304 + ... + 62192.
It is an arithmetic number, because the mean of its divisors is an integer number (3086100).
Almost surely, 2115697472 is an apocalyptic number.
115697472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 115697472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172821600).
115697472 is an abundant number, since it is smaller than the sum of its proper divisors (229945728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115697472 is a wasteful number, since it uses less digits than its factorization.
115697472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1944 (or 1934 counting only the distinct ones).
The product of its digits is 105840, while the sum is 42.
The square root of 115697472 is about 10756.2759354713. The cubic root of 115697472 is about 487.2755532215.
The spelling of 115697472 in words is "one hundred fifteen million, six hundred ninety-seven thousand, four hundred seventy-two".
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