Base | Representation |
---|---|
bin | 1000001011010… |
… | …01110010110100 |
3 | 11210001202211222 |
4 | 10011221302310 |
5 | 120024401042 |
6 | 10450045512 |
7 | 1462004045 |
oct | 405516264 |
9 | 153052758 |
10 | 68590772 |
11 | 35799298 |
12 | 1ab79898 |
13 | 11297273 |
14 | 91768cc |
15 | 604d2d2 |
hex | 4169cb4 |
68590772 has 6 divisors (see below), whose sum is σ = 120033858. Its totient is φ = 34295384.
The previous prime is 68590763. The next prime is 68590777. The reversal of 68590772 is 27709586.
It can be written as a sum of positive squares in only one way, i.e., 68492176 + 98596 = 8276^2 + 314^2 .
It is a super-3 number, since 3×685907723 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68590777) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8573843 + ... + 8573850.
It is an arithmetic number, because the mean of its divisors is an integer number (20005643).
Almost surely, 268590772 is an apocalyptic number.
It is an amenable number.
68590772 is a deficient number, since it is larger than the sum of its proper divisors (51443086).
68590772 is a wasteful number, since it uses less digits than its factorization.
68590772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17147697 (or 17147695 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 44.
The square root of 68590772 is about 8281.9546002136. The cubic root of 68590772 is about 409.3441268561.
The spelling of 68590772 in words is "sixty-eight million, five hundred ninety thousand, seven hundred seventy-two".
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