Base | Representation |
---|---|
bin | 1010100110010… |
… | …10011111111000 |
3 | 20012022002100011 |
4 | 11103022133320 |
5 | 140230103231 |
6 | 12453351304 |
7 | 2126502202 |
oct | 523123770 |
9 | 205262304 |
10 | 88909816 |
11 | 46207296 |
12 | 25938534 |
13 | 1555c978 |
14 | bb45772 |
15 | 7c139b1 |
hex | 54ca7f8 |
88909816 has 32 divisors (see below), whose sum is σ = 180234000. Its totient is φ = 40974336.
The previous prime is 88909801. The next prime is 88909819. The reversal of 88909816 is 61890988.
It is a happy number.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 88909816.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88909819) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2281 + ... + 13528.
Almost surely, 288909816 is an apocalyptic number.
It is an amenable number.
88909816 is an abundant number, since it is smaller than the sum of its proper divisors (91324184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88909816 is a wasteful number, since it uses less digits than its factorization.
88909816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15871 (or 15867 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 49.
The square root of 88909816 is about 9429.2001781699. The cubic root of 88909816 is about 446.3236538843.
The spelling of 88909816 in words is "eighty-eight million, nine hundred nine thousand, eight hundred sixteen".
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