Base | Representation |
---|---|
bin | 1000001011111… |
… | …01001100011011 |
3 | 11210012210212001 |
4 | 10011331030123 |
5 | 120034421420 |
6 | 10451501431 |
7 | 1462454524 |
oct | 405751433 |
9 | 153183761 |
10 | 68670235 |
11 | 35842a67 |
12 | 1abb7877 |
13 | 112c449a |
14 | 919784b |
15 | 6066b0a |
hex | 417d31b |
68670235 has 4 divisors (see below), whose sum is σ = 82404288. Its totient is φ = 54936184.
The previous prime is 68670229. The next prime is 68670271. The reversal of 68670235 is 53207686.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 68670235 - 215 = 68637467 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68670194 and 68670203.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6867019 + ... + 6867028.
It is an arithmetic number, because the mean of its divisors is an integer number (20601072).
Almost surely, 268670235 is an apocalyptic number.
68670235 is a deficient number, since it is larger than the sum of its proper divisors (13734053).
68670235 is a wasteful number, since it uses less digits than its factorization.
68670235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13734052.
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 68670235 is about 8286.7505694331. The cubic root of 68670235 is about 409.5021420831.
The spelling of 68670235 in words is "sixty-eight million, six hundred seventy thousand, two hundred thirty-five".
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