Base | Representation |
---|---|
bin | 1010100110011… |
… | …00110101010100 |
3 | 20012022120110101 |
4 | 11103030311110 |
5 | 140230410010 |
6 | 12453503444 |
7 | 2126542114 |
oct | 523146524 |
9 | 205276411 |
10 | 88919380 |
11 | 462134a0 |
12 | 25941b84 |
13 | 15564124 |
14 | bb49044 |
15 | 7c1673a |
hex | 54ccd54 |
88919380 has 48 divisors (see below), whose sum is σ = 212575104. Its totient is φ = 30926720.
The previous prime is 88919353. The next prime is 88919381. The reversal of 88919380 is 8391988.
It is a super-2 number, since 2×889193802 = 15813312279168800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a self number, because there is not a number n which added to its sum of digits gives 88919380.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88919381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3727 + ... + 13846.
It is an arithmetic number, because the mean of its divisors is an integer number (4428648).
Almost surely, 288919380 is an apocalyptic number.
It is an amenable number.
88919380 is an abundant number, since it is smaller than the sum of its proper divisors (123655724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88919380 is a wasteful number, since it uses less digits than its factorization.
88919380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17616 (or 17614 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 46.
The square root of 88919380 is about 9429.7073125310. The cubic root of 88919380 is about 446.3396569406.
The spelling of 88919380 in words is "eighty-eight million, nine hundred nineteen thousand, three hundred eighty".
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