Base | Representation |
---|---|
bin | 1010100000100… |
… | …11101101001100 |
3 | 20010220001021221 |
4 | 11100103231030 |
5 | 140032123400 |
6 | 12425333124 |
7 | 2120233306 |
oct | 520235514 |
9 | 203801257 |
10 | 88161100 |
11 | 45845815 |
12 | 256371a4 |
13 | 15359c41 |
14 | b9cc976 |
15 | 7b16c1a |
hex | 5413b4c |
88161100 has 18 divisors (see below), whose sum is σ = 191309804. Its totient is φ = 35264400.
The previous prime is 88161097. The next prime is 88161103. The reversal of 88161100 is 116188.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (88161097) and next prime (88161103).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (88161103) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 440706 + ... + 440905.
Almost surely, 288161100 is an apocalyptic number.
It is an amenable number.
88161100 is an abundant number, since it is smaller than the sum of its proper divisors (103148704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88161100 is a wasteful number, since it uses less digits than its factorization.
88161100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 881625 (or 881618 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 25.
The square root of 88161100 is about 9389.4142522311. The cubic root of 88161100 is about 445.0672793112.
Adding to 88161100 its reverse (116188), we get a palindrome (88277288).
The spelling of 88161100 in words is "eighty-eight million, one hundred sixty-one thousand, one hundred".
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