Base | Representation |
---|---|
bin | 1011101010110… |
… | …11100000100101 |
3 | 20211012110010001 |
4 | 11311123200211 |
5 | 200030024024 |
6 | 13414101301 |
7 | 2266033360 |
oct | 565334045 |
9 | 224173101 |
10 | 97892389 |
11 | 50292001 |
12 | 2894a831 |
13 | 173863ba |
14 | d0030d7 |
15 | 88da244 |
hex | 5d5b825 |
97892389 has 16 divisors (see below), whose sum is σ = 121569280. Its totient is φ = 76924080.
The previous prime is 97892383. The next prime is 97892401. The reversal of 97892389 is 98329879.
It is a cyclic number.
It is not a de Polignac number, because 97892389 - 27 = 97892261 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97892383) 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, 7749 + ... + 15994.
It is an arithmetic number, because the mean of its divisors is an integer number (7598080).
Almost surely, 297892389 is an apocalyptic number.
It is an amenable number.
97892389 is a deficient number, since it is larger than the sum of its proper divisors (23676891).
97892389 is a wasteful number, since it uses less digits than its factorization.
97892389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23800.
The product of its digits is 1959552, while the sum is 55.
The square root of 97892389 is about 9894.0582674654. The cubic root of 97892389 is about 460.8748144550.
The spelling of 97892389 in words is "ninety-seven million, eight hundred ninety-two thousand, three hundred eighty-nine".
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