Base | Representation |
---|---|
bin | 1010101110000… |
… | …01101011101000 |
3 | 20021012112011211 |
4 | 11113001223220 |
5 | 141010003110 |
6 | 12531202504 |
7 | 2141220040 |
oct | 527015350 |
9 | 207175154 |
10 | 89922280 |
11 | 46838a38 |
12 | 26146434 |
13 | 15825766 |
14 | bd2a720 |
15 | 7d6398a |
hex | 55c1ae8 |
89922280 has 64 divisors (see below), whose sum is σ = 236183040. Its totient is φ = 30170112.
The previous prime is 89922277. The next prime is 89922323. The reversal of 89922280 is 8222998.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is an unprimeable number.
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, 9744 + ... + 16576.
It is an arithmetic number, because the mean of its divisors is an integer number (3690360).
Almost surely, 289922280 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89922280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118091520).
89922280 is an abundant number, since it is smaller than the sum of its proper divisors (146260760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89922280 is a wasteful number, since it uses less digits than its factorization.
89922280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6898 (or 6894 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 40.
The square root of 89922280 is about 9482.7358921358. The cubic root of 89922280 is about 448.0114394400.
The spelling of 89922280 in words is "eighty-nine million, nine hundred twenty-two thousand, two hundred eighty".
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