Base | Representation |
---|---|
bin | 1000001110001… |
… | …01100101000011 |
3 | 11210202212120002 |
4 | 10013011211003 |
5 | 120123413343 |
6 | 10502110215 |
7 | 1465131110 |
oct | 407054503 |
9 | 153685502 |
10 | 68966723 |
11 | 35a257a1 |
12 | 1b11b36b |
13 | 11399417 |
14 | 9233907 |
15 | 60c48b8 |
hex | 41c5943 |
68966723 has 16 divisors (see below), whose sum is σ = 82298880. Its totient is φ = 56548800.
The previous prime is 68966717. The next prime is 68966747. The reversal of 68966723 is 32766986.
It is not a de Polignac number, because 68966723 - 24 = 68966707 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68966123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17528 + ... + 21098.
It is an arithmetic number, because the mean of its divisors is an integer number (5143680).
Almost surely, 268966723 is an apocalyptic number.
68966723 is a deficient number, since it is larger than the sum of its proper divisors (13332157).
68966723 is a wasteful number, since it uses less digits than its factorization.
68966723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3698.
The product of its digits is 653184, while the sum is 47.
The square root of 68966723 is about 8304.6205813390. The cubic root of 68966723 is about 410.0906462278.
The spelling of 68966723 in words is "sixty-eight million, nine hundred sixty-six thousand, seven hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •