Base | Representation |
---|---|
bin | 1000001110001… |
… | …00001010100010 |
3 | 11210202120121112 |
4 | 10013010022202 |
5 | 120123222210 |
6 | 10502023322 |
7 | 1465105163 |
oct | 407041242 |
9 | 153676545 |
10 | 68960930 |
11 | 35a21405 |
12 | 1b117b42 |
13 | 113968ac |
14 | 923176a |
15 | 60c2d05 |
hex | 41c42a2 |
68960930 has 16 divisors (see below), whose sum is σ = 124258104. Its totient is φ = 27555840.
The previous prime is 68960929. The next prime is 68960939. The reversal of 68960930 is 3906986.
It can be written as a sum of positive squares in 4 ways, for example, as 45738169 + 23222761 = 6763^2 + 4819^2 .
It is not an unprimeable number, because it can be changed into a prime (68960939) 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, 8540 + ... + 14520.
Almost surely, 268960930 is an apocalyptic number.
68960930 is a deficient number, since it is larger than the sum of its proper divisors (55297174).
68960930 is a wasteful number, since it uses less digits than its factorization.
68960930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7141.
The product of its (nonzero) digits is 69984, while the sum is 41.
The square root of 68960930 is about 8304.2717922766. The cubic root of 68960930 is about 410.0791637740.
The spelling of 68960930 in words is "sixty-eight million, nine hundred sixty thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •