Base | Representation |
---|---|
bin | 10100001000100… |
… | …10111100101001 |
3 | 102202210220222021 |
4 | 22010102330221 |
5 | 321214221340 |
6 | 24432024441 |
7 | 4120420000 |
oct | 1204227451 |
9 | 382726867 |
10 | 168898345 |
11 | 8737a910 |
12 | 48692121 |
13 | 28cb7a65 |
14 | 18607c37 |
15 | ec63e4a |
hex | a112f29 |
168898345 has 40 divisors (see below), whose sum is σ = 258140160. Its totient is φ = 105204960.
The previous prime is 168898321. The next prime is 168898351. The reversal of 168898345 is 543898861.
It is not a de Polignac number, because 168898345 - 217 = 168767273 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 168898292 and 168898301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131416 + ... + 132694.
It is an arithmetic number, because the mean of its divisors is an integer number (6453504).
Almost surely, 2168898345 is an apocalyptic number.
It is an amenable number.
168898345 is a deficient number, since it is larger than the sum of its proper divisors (89241815).
168898345 is an equidigital number, since it uses as much as digits as its factorization.
168898345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1323 (or 1302 counting only the distinct ones).
The product of its digits is 1658880, while the sum is 52.
The square root of 168898345 is about 12996.0896041848. The cubic root of 168898345 is about 552.7666055632.
The spelling of 168898345 in words is "one hundred sixty-eight million, eight hundred ninety-eight thousand, three hundred forty-five".
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