Base | Representation |
---|---|
bin | 1000001100111… |
… | …00111100111000 |
3 | 11210110102021201 |
4 | 10012130330320 |
5 | 120103102222 |
6 | 10454343544 |
7 | 1463536000 |
oct | 406347470 |
9 | 153412251 |
10 | 68800312 |
11 | 35921769 |
12 | 1b05abb4 |
13 | 1133b759 |
14 | 91cd000 |
15 | 6090427 |
hex | 419cf38 |
68800312 has 32 divisors (see below), whose sum is σ = 150444000. Its totient is φ = 29484672.
The previous prime is 68800271. The next prime is 68800367. The reversal of 68800312 is 21300886.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 9793 + ... + 15280.
It is an arithmetic number, because the mean of its divisors is an integer number (4701375).
Almost surely, 268800312 is an apocalyptic number.
It is an amenable number.
68800312 is an abundant number, since it is smaller than the sum of its proper divisors (81643688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68800312 is a wasteful number, since it uses less digits than its factorization.
68800312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25100 (or 25082 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 68800312 is about 8294.5953487798. The cubic root of 68800312 is about 409.7605423073.
The spelling of 68800312 in words is "sixty-eight million, eight hundred thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •