Base | Representation |
---|---|
bin | 1010101110011… |
… | …01011000010111 |
3 | 20021021221220121 |
4 | 11113031120113 |
5 | 141013021244 |
6 | 12532212411 |
7 | 2141506534 |
oct | 527153027 |
9 | 207257817 |
10 | 89970199 |
11 | 46870a40 |
12 | 2616a107 |
13 | 15841507 |
14 | bd3dd8b |
15 | 7d72c84 |
hex | 55cd617 |
89970199 has 16 divisors (see below), whose sum is σ = 101232000. Its totient is φ = 79241760.
The previous prime is 89970193. The next prime is 89970253. The reversal of 89970199 is 99107998.
It is a cyclic number.
It is not a de Polignac number, because 89970199 - 27 = 89970071 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89970193) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180052 + ... + 180550.
It is an arithmetic number, because the mean of its divisors is an integer number (6327000).
Almost surely, 289970199 is an apocalyptic number.
89970199 is a deficient number, since it is larger than the sum of its proper divisors (11261801).
89970199 is a wasteful number, since it uses less digits than its factorization.
89970199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 990.
The product of its (nonzero) digits is 367416, while the sum is 52.
The square root of 89970199 is about 9485.2621998551. The cubic root of 89970199 is about 448.0910061053.
The spelling of 89970199 in words is "eighty-nine million, nine hundred seventy thousand, one hundred ninety-nine".
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