Base | Representation |
---|---|
bin | 1010100000010… |
… | …00100011001000 |
3 | 20010210201121100 |
4 | 11100020203020 |
5 | 140024143100 |
6 | 12424341400 |
7 | 2116653132 |
oct | 520104310 |
9 | 203721540 |
10 | 88115400 |
11 | 4581444a |
12 | 25614860 |
13 | 153421b9 |
14 | b9ba052 |
15 | 7b08400 |
hex | 54088c8 |
88115400 has 72 divisors (see below), whose sum is σ = 295926930. Its totient is φ = 23496960.
The previous prime is 88115393. The next prime is 88115413. The reversal of 88115400 is 451188.
It can be written as a sum of positive squares in 3 ways, for example, as 63968004 + 24147396 = 7998^2 + 4914^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 22677 + ... + 26276.
Almost surely, 288115400 is an apocalyptic number.
It is an amenable number.
88115400 is an abundant number, since it is smaller than the sum of its proper divisors (207811530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88115400 is a wasteful number, since it uses less digits than its factorization.
88115400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48975 (or 48963 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
The square root of 88115400 is about 9386.9803451376. The cubic root of 88115400 is about 444.9903629609.
Adding to 88115400 its reverse (451188), we get a palindrome (88566588).
The spelling of 88115400 in words is "eighty-eight million, one hundred fifteen thousand, four hundred".
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