Base | Representation |
---|---|
bin | 1000001000000… |
… | …01011011000001 |
3 | 11202021001102101 |
4 | 10010001123001 |
5 | 114422211030 |
6 | 10432550401 |
7 | 1455243502 |
oct | 404013301 |
9 | 152231371 |
10 | 68163265 |
11 | 35527085 |
12 | 1a9b2401 |
13 | 111777c1 |
14 | 90a4ba9 |
15 | 5eb67ca |
hex | 41016c1 |
68163265 has 8 divisors (see below), whose sum is σ = 84434688. Its totient is φ = 52771440.
The previous prime is 68163257. The next prime is 68163269. The reversal of 68163265 is 56236186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68163265 - 23 = 68163257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68163269) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219727 + ... + 220036.
It is an arithmetic number, because the mean of its divisors is an integer number (10554336).
Almost surely, 268163265 is an apocalyptic number.
It is an amenable number.
68163265 is a deficient number, since it is larger than the sum of its proper divisors (16271423).
68163265 is a wasteful number, since it uses less digits than its factorization.
68163265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439799.
The product of its digits is 51840, while the sum is 37.
The square root of 68163265 is about 8256.1047110608. The cubic root of 68163265 is about 408.4919115667.
The spelling of 68163265 in words is "sixty-eight million, one hundred sixty-three thousand, two hundred sixty-five".
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