Base | Representation |
---|---|
bin | 1101110101011… |
… | …10011100011001 |
3 | 22002101100111001 |
4 | 12322232130121 |
5 | 214202323011 |
6 | 15303305001 |
7 | 2606322112 |
oct | 672563431 |
9 | 262340431 |
10 | 116057881 |
11 | 5a56a005 |
12 | 32a4b161 |
13 | 1b076804 |
14 | 115b1209 |
15 | a2c77c1 |
hex | 6eae719 |
116057881 has 4 divisors (see below), whose sum is σ = 117254452. Its totient is φ = 114861312.
The previous prime is 116057867. The next prime is 116057891. The reversal of 116057881 is 188750611.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 188750611 = 7 ⋅26964373.
It can be written as a sum of positive squares in 2 ways, for example, as 63059481 + 52998400 = 7941^2 + 7280^2 .
It is a cyclic number.
It is not a de Polignac number, because 116057881 - 25 = 116057849 is a prime.
It is a super-2 number, since 2×1160578812 = 26938863484420322, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 116057881.
It is not an unprimeable number, because it can be changed into a prime (116057801) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598140 + ... + 598333.
It is an arithmetic number, because the mean of its divisors is an integer number (29313613).
Almost surely, 2116057881 is an apocalyptic number.
It is an amenable number.
116057881 is a deficient number, since it is larger than the sum of its proper divisors (1196571).
116057881 is an equidigital number, since it uses as much as digits as its factorization.
116057881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1196570.
The product of its (nonzero) digits is 13440, while the sum is 37.
The square root of 116057881 is about 10773.0163371268. The cubic root of 116057881 is about 487.7809991645.
The spelling of 116057881 in words is "one hundred sixteen million, fifty-seven thousand, eight hundred eighty-one".
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