Base | Representation |
---|---|
bin | 1010100101010… |
… | …10100010010100 |
3 | 20012001102202102 |
4 | 11102222202110 |
5 | 140211411100 |
6 | 12450501232 |
7 | 2125415420 |
oct | 522524224 |
9 | 205042672 |
10 | 88778900 |
11 | 461279a1 |
12 | 25894818 |
13 | 155151c2 |
14 | bb0db80 |
15 | 7bd9cd5 |
hex | 54aa894 |
88778900 has 36 divisors (see below), whose sum is σ = 220173408. Its totient is φ = 30438240.
The previous prime is 88778881. The next prime is 88778903. The reversal of 88778900 is 987788.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88778903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62714 + ... + 64113.
It is an arithmetic number, because the mean of its divisors is an integer number (6115928).
Almost surely, 288778900 is an apocalyptic number.
It is an amenable number.
88778900 is an abundant number, since it is smaller than the sum of its proper divisors (131394508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88778900 is a wasteful number, since it uses less digits than its factorization.
88778900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126848 (or 126841 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 47.
The square root of 88778900 is about 9422.2555685993. The cubic root of 88778900 is about 446.1044819465.
The spelling of 88778900 in words is "eighty-eight million, seven hundred seventy-eight thousand, nine hundred".
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