Base | Representation |
---|---|
bin | 1010011111100… |
… | …10000011111000 |
3 | 20010122001020210 |
4 | 11033302003320 |
5 | 140013221123 |
6 | 12422351120 |
7 | 2116120443 |
oct | 517620370 |
9 | 203561223 |
10 | 88023288 |
11 | 45761221 |
12 | 2558b4a0 |
13 | 1530c2b2 |
14 | b99465a |
15 | 7adae93 |
hex | 53f20f8 |
88023288 has 16 divisors (see below), whose sum is σ = 220058280. Its totient is φ = 29341088.
The previous prime is 88023283. The next prime is 88023293. The reversal of 88023288 is 88232088.
It is an interprime number because it is at equal distance from previous prime (88023283) and next prime (88023293).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88023283) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833795 + ... + 1833842.
Almost surely, 288023288 is an apocalyptic number.
It is an amenable number.
88023288 is an abundant number, since it is smaller than the sum of its proper divisors (132034992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88023288 is a wasteful number, since it uses less digits than its factorization.
88023288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3667646 (or 3667642 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 39.
The square root of 88023288 is about 9382.0726921081. The cubic root of 88023288 is about 444.8352510535.
It can be divided in two parts, 8802 and 3288, that added together give a triangular number (12090 = T155).
The spelling of 88023288 in words is "eighty-eight million, twenty-three thousand, two hundred eighty-eight".
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