Base | Representation |
---|---|
bin | 1010101101010… |
… | …00100101100111 |
3 | 20021000022011222 |
4 | 11112220211213 |
5 | 140443210440 |
6 | 12525050555 |
7 | 2140311263 |
oct | 526504547 |
9 | 207008158 |
10 | 89819495 |
11 | 46778797 |
12 | 260b6a5b |
13 | 157baa3c |
14 | bd010a3 |
15 | 7d432b5 |
hex | 55a8967 |
89819495 has 16 divisors (see below), whose sum is σ = 109248480. Its totient is φ = 70886400.
The previous prime is 89819489. The next prime is 89819507. The reversal of 89819495 is 59491898.
It is not a de Polignac number, because 89819495 - 212 = 89815399 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157571 + ... + 158139.
It is an arithmetic number, because the mean of its divisors is an integer number (6828030).
Almost surely, 289819495 is an apocalyptic number.
89819495 is a deficient number, since it is larger than the sum of its proper divisors (19428985).
89819495 is a wasteful number, since it uses less digits than its factorization.
89819495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 946.
The product of its digits is 933120, while the sum is 53.
The square root of 89819495 is about 9477.3147568285. The cubic root of 89819495 is about 447.8406756344.
The spelling of 89819495 in words is "eighty-nine million, eight hundred nineteen thousand, four hundred ninety-five".
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