Base | Representation |
---|---|
bin | 1101101111010… |
… | …01100011110100 |
3 | 22000212101021000 |
4 | 12313221203310 |
5 | 214001021234 |
6 | 15234123300 |
7 | 2566423020 |
oct | 667514364 |
9 | 260771230 |
10 | 115251444 |
11 | 5a069130 |
12 | 32720530 |
13 | 1ab53729 |
14 | 11441380 |
15 | a1b8899 |
hex | 6de98f4 |
115251444 has 96 divisors (see below), whose sum is σ = 372556800. Its totient is φ = 29933280.
The previous prime is 115251431. The next prime is 115251491. The reversal of 115251444 is 444152511.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1387 + ... + 15245.
It is an arithmetic number, because the mean of its divisors is an integer number (3880800).
Almost surely, 2115251444 is an apocalyptic number.
115251444 is a gapful number since it is divisible by the number (14) 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 115251444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186278400).
115251444 is an abundant number, since it is smaller than the sum of its proper divisors (257305356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115251444 is a wasteful number, since it uses less digits than its factorization.
115251444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13890 (or 13882 counting only the distinct ones).
The product of its digits is 3200, while the sum is 27.
The square root of 115251444 is about 10735.5225303662. The cubic root of 115251444 is about 486.6485777560.
The spelling of 115251444 in words is "one hundred fifteen million, two hundred fifty-one thousand, four hundred forty-four".
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