Base | Representation |
---|---|
bin | 1010100101100… |
… | …01111010111000 |
3 | 20012002222020120 |
4 | 11102301322320 |
5 | 140213343034 |
6 | 12451253240 |
7 | 2125602534 |
oct | 522617270 |
9 | 205088216 |
10 | 88809144 |
11 | 46148696 |
12 | 258aa220 |
13 | 15525bb8 |
14 | bb1abc4 |
15 | 7be3c49 |
hex | 54b1eb8 |
88809144 has 32 divisors (see below), whose sum is σ = 224104320. Its totient is φ = 29325536.
The previous prime is 88809137. The next prime is 88809163. The reversal of 88809144 is 44190888.
It is a junction number, because it is equal to n+sod(n) for n = 88809096 and 88809105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14724 + ... + 19859.
It is an arithmetic number, because the mean of its divisors is an integer number (7003260).
Almost surely, 288809144 is an apocalyptic number.
It is an amenable number.
88809144 is an abundant number, since it is smaller than the sum of its proper divisors (135295176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88809144 is a wasteful number, since it uses less digits than its factorization.
88809144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34699 (or 34695 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 42.
The square root of 88809144 is about 9423.8603555019. The cubic root of 88809144 is about 446.1551338174.
The spelling of 88809144 in words is "eighty-eight million, eight hundred nine thousand, one hundred forty-four".
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