Base | Representation |
---|---|
bin | 1010100001110… |
… | …00000101111100 |
3 | 20011011121201221 |
4 | 11100320011330 |
5 | 140101411030 |
6 | 12432443124 |
7 | 2121423652 |
oct | 520700574 |
9 | 204147657 |
10 | 88310140 |
11 | 45937796 |
12 | 256a94a4 |
13 | 153aca29 |
14 | ba2add2 |
15 | 7b45e7a |
hex | 543817c |
88310140 has 48 divisors (see below), whose sum is σ = 189116928. Its totient is φ = 34634304.
The previous prime is 88310129. The next prime is 88310141. The reversal of 88310140 is 4101388.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88310141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335649 + ... + 335911.
It is an arithmetic number, because the mean of its divisors is an integer number (3939936).
Almost surely, 288310140 is an apocalyptic number.
It is an amenable number.
88310140 is an abundant number, since it is smaller than the sum of its proper divisors (100806788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88310140 is a wasteful number, since it uses less digits than its factorization.
88310140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538 (or 536 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 88310140 is about 9397.3474980975. The cubic root of 88310140 is about 445.3179396853.
The spelling of 88310140 in words is "eighty-eight million, three hundred ten thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •