Base | Representation |
---|---|
bin | 1010100001001… |
… | …10111101011000 |
3 | 20011001001110200 |
4 | 11100212331120 |
5 | 140042134320 |
6 | 12431142200 |
7 | 2121012234 |
oct | 520467530 |
9 | 204031420 |
10 | 88239960 |
11 | 45899a96 |
12 | 25674960 |
13 | 15386ac3 |
14 | ba0d5c4 |
15 | 7b30290 |
hex | 5426f58 |
88239960 has 96 divisors (see below), whose sum is σ = 299276640. Its totient is φ = 22505472.
The previous prime is 88239959. The next prime is 88239967. The reversal of 88239960 is 6993288.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88239967) 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 23 ways as a sum of consecutive naturals, for example, 2952 + ... + 13608.
It is an arithmetic number, because the mean of its divisors is an integer number (3117465).
Almost surely, 288239960 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 88239960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149638320).
88239960 is an abundant number, since it is smaller than the sum of its proper divisors (211036680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88239960 is a wasteful number, since it uses less digits than its factorization.
88239960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10697 (or 10690 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The square root of 88239960 is about 9393.6127235478. The cubic root of 88239960 is about 445.1999438152.
The spelling of 88239960 in words is "eighty-eight million, two hundred thirty-nine thousand, nine hundred sixty".
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