Base | Representation |
---|---|
bin | 1000001001011… |
… | …11010100100110 |
3 | 11202121121022112 |
4 | 10010233110212 |
5 | 114444220040 |
6 | 10441001022 |
7 | 1456655561 |
oct | 404572446 |
9 | 152547275 |
10 | 68351270 |
11 | 35645359 |
12 | 1aa83172 |
13 | 11212250 |
14 | 91134d8 |
15 | 6002365 |
hex | 412f526 |
68351270 has 32 divisors (see below), whose sum is σ = 132904800. Its totient is φ = 25159680.
The previous prime is 68351267. The next prime is 68351281. The reversal of 68351270 is 7215386.
It is a happy number.
It is a super-2 number, since 2×683512702 = 9343792221225800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57785 + ... + 58955.
It is an arithmetic number, because the mean of its divisors is an integer number (4153275).
Almost surely, 268351270 is an apocalyptic number.
68351270 is a deficient number, since it is larger than the sum of its proper divisors (64553530).
68351270 is a wasteful number, since it uses less digits than its factorization.
68351270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1640.
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 68351270 is about 8267.4826882189. The cubic root of 68351270 is about 408.8671284442.
The spelling of 68351270 in words is "sixty-eight million, three hundred fifty-one thousand, two hundred seventy".
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