Base | Representation |
---|---|
bin | 1000001000110… |
… | …11010110111001 |
3 | 11202110110010220 |
4 | 10010123112321 |
5 | 114434110442 |
6 | 10435130253 |
7 | 1456165302 |
oct | 404332671 |
9 | 152413126 |
10 | 68269497 |
11 | 3559997a |
12 | 1aa43989 |
13 | 111b3c6a |
14 | 90d17a9 |
15 | 5ed7eec |
hex | 411b5b9 |
68269497 has 16 divisors (see below), whose sum is σ = 96059520. Its totient is φ = 43041152.
The previous prime is 68269493. The next prime is 68269511. The reversal of 68269497 is 79496286.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 68269497 - 22 = 68269493 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68269493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583 + ... + 11699.
It is an arithmetic number, because the mean of its divisors is an integer number (6003720).
Almost surely, 268269497 is an apocalyptic number.
It is an amenable number.
68269497 is a deficient number, since it is larger than the sum of its proper divisors (27790023).
68269497 is a wasteful number, since it uses less digits than its factorization.
68269497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11232.
The product of its digits is 1306368, while the sum is 51.
The square root of 68269497 is about 8262.5357487880. The cubic root of 68269497 is about 408.7040120712.
The spelling of 68269497 in words is "sixty-eight million, two hundred sixty-nine thousand, four hundred ninety-seven".
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