Base | Representation |
---|---|
bin | 1010100001101… |
… | …10111010001101 |
3 | 20011011101002102 |
4 | 11100312322031 |
5 | 140101232133 |
6 | 12432404445 |
7 | 2121403556 |
oct | 520667215 |
9 | 204141072 |
10 | 88305293 |
11 | 4593408a |
12 | 256a6725 |
13 | 153aa76b |
14 | ba2932d |
15 | 7b447e8 |
hex | 5436e8d |
88305293 has 12 divisors (see below), whose sum is σ = 98686620. Its totient is φ = 78731136.
The previous prime is 88305271. The next prime is 88305307. The reversal of 88305293 is 39250388.
It can be written as a sum of positive squares in 2 ways, for example, as 47306884 + 40998409 = 6878^2 + 6403^2 .
It is not a de Polignac number, because 88305293 - 26 = 88305229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88305223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1058 + ... + 13331.
It is an arithmetic number, because the mean of its divisors is an integer number (8223885).
Almost surely, 288305293 is an apocalyptic number.
It is an amenable number.
88305293 is a deficient number, since it is larger than the sum of its proper divisors (10381327).
88305293 is a wasteful number, since it uses less digits than its factorization.
88305293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14444 (or 14425 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 88305293 is about 9397.0896026376. The cubic root of 88305293 is about 445.3097922798.
The spelling of 88305293 in words is "eighty-eight million, three hundred five thousand, two hundred ninety-three".
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