Base | Representation |
---|---|
bin | 1000001100011… |
… | …11011000101110 |
3 | 11210100121001212 |
4 | 10012033120232 |
5 | 120044313000 |
6 | 10453234422 |
7 | 1463215004 |
oct | 406173056 |
9 | 153317055 |
10 | 68744750 |
11 | 35893a48 |
12 | 1b032a12 |
13 | 1131c389 |
14 | 91b6a74 |
15 | 607dc35 |
hex | 418f62e |
68744750 has 32 divisors (see below), whose sum is σ = 130279968. Its totient is φ = 27158400.
The previous prime is 68744729. The next prime is 68744759. The reversal of 68744750 is 5744786.
It is a junction number, because it is equal to n+sod(n) for n = 68744698 and 68744707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68744759) 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, 19094 + ... + 22406.
It is an arithmetic number, because the mean of its divisors is an integer number (4071249).
Almost surely, 268744750 is an apocalyptic number.
68744750 is a deficient number, since it is larger than the sum of its proper divisors (61535218).
68744750 is a wasteful number, since it uses less digits than its factorization.
68744750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3413 (or 3403 counting only the distinct ones).
The product of its (nonzero) digits is 188160, while the sum is 41.
The square root of 68744750 is about 8291.2453829325. The cubic root of 68744750 is about 409.6502073096.
The spelling of 68744750 in words is "sixty-eight million, seven hundred forty-four thousand, seven hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •