Base | Representation |
---|---|
bin | 1000001100111… |
… | …01010011011010 |
3 | 11210110111021010 |
4 | 10012131103122 |
5 | 120103124004 |
6 | 10454354350 |
7 | 1463543130 |
oct | 406352332 |
9 | 153414233 |
10 | 68801754 |
11 | 3592285a |
12 | 1b05b9b6 |
13 | 1133c2c8 |
14 | 91cd750 |
15 | 6090a89 |
hex | 419d4da |
68801754 has 64 divisors (see below), whose sum is σ = 167774976. Its totient is φ = 18361344.
The previous prime is 68801713. The next prime is 68801779. The reversal of 68801754 is 45710886.
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 31 ways as a sum of consecutive naturals, for example, 123244 + ... + 123800.
It is an arithmetic number, because the mean of its divisors is an integer number (2621484).
Almost surely, 268801754 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68801754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83887488).
68801754 is an abundant number, since it is smaller than the sum of its proper divisors (98973222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68801754 is a wasteful number, since it uses less digits than its factorization.
68801754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759.
The product of its (nonzero) digits is 53760, while the sum is 39.
The square root of 68801754 is about 8294.6822723960. The cubic root of 68801754 is about 409.7634050393.
The spelling of 68801754 in words is "sixty-eight million, eight hundred one thousand, seven hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •