Base | Representation |
---|---|
bin | 1010100111001… |
… | …01001101110100 |
3 | 20012111122110100 |
4 | 11103211031310 |
5 | 140242104002 |
6 | 12455554100 |
7 | 2130436230 |
oct | 523451564 |
9 | 205448410 |
10 | 89019252 |
11 | 46281533 |
12 | 2598b930 |
13 | 1559a71a |
14 | bb735c0 |
15 | 7c3611c |
hex | 54e5374 |
89019252 has 72 divisors (see below), whose sum is σ = 261427712. Its totient is φ = 25012800.
The previous prime is 89019251. The next prime is 89019263. The reversal of 89019252 is 25291098.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89019251) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12477 + ... + 18267.
Almost surely, 289019252 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 89019252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130713856).
89019252 is an abundant number, since it is smaller than the sum of its proper divisors (172408460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89019252 is a wasteful number, since it uses less digits than its factorization.
89019252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5869 (or 5864 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 36.
The square root of 89019252 is about 9435.0014308425. The cubic root of 89019252 is about 446.5067002234.
The spelling of 89019252 in words is "eighty-nine million, nineteen thousand, two hundred fifty-two".
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