Base | Representation |
---|---|
bin | 1000001100001… |
… | …00100111111011 |
3 | 11210021100121011 |
4 | 10012010213323 |
5 | 120041410132 |
6 | 10452254351 |
7 | 1462642330 |
oct | 406044773 |
9 | 153240534 |
10 | 68700667 |
11 | 35863912 |
12 | 1b0113b7 |
13 | 113052a9 |
14 | 91a4987 |
15 | 6070b47 |
hex | 41849fb |
68700667 has 8 divisors (see below), whose sum is σ = 79996896. Its totient is φ = 57774912.
The previous prime is 68700649. The next prime is 68700673. The reversal of 68700667 is 76600786.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68700667 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68700167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92218 + ... + 92959.
It is an arithmetic number, because the mean of its divisors is an integer number (9999612).
Almost surely, 268700667 is an apocalyptic number.
68700667 is a deficient number, since it is larger than the sum of its proper divisors (11296229).
68700667 is a wasteful number, since it uses less digits than its factorization.
68700667 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185237.
The product of its (nonzero) digits is 84672, while the sum is 40.
The square root of 68700667 is about 8288.5865501906. The cubic root of 68700667 is about 409.5626250020.
The spelling of 68700667 in words is "sixty-eight million, seven hundred thousand, six hundred sixty-seven".
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