Base | Representation |
---|---|
bin | 1000001100001… |
… | …01111011010001 |
3 | 11210021121220201 |
4 | 10012011323101 |
5 | 120042043001 |
6 | 10452335201 |
7 | 1462664020 |
oct | 406057321 |
9 | 153247821 |
10 | 68706001 |
11 | 35867921 |
12 | 1b014501 |
13 | 11307850 |
14 | 91a68b7 |
15 | 6072501 |
hex | 4185ed1 |
68706001 has 16 divisors (see below), whose sum is σ = 84853888. Its totient is φ = 54172800.
The previous prime is 68705983. The next prime is 68706007. The reversal of 68706001 is 10060786.
It is a cyclic number.
It is not a de Polignac number, because 68706001 - 29 = 68705489 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68706007) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28981 + ... + 31261.
It is an arithmetic number, because the mean of its divisors is an integer number (5303368).
Almost surely, 268706001 is an apocalyptic number.
It is an amenable number.
68706001 is a deficient number, since it is larger than the sum of its proper divisors (16147887).
68706001 is a wasteful number, since it uses less digits than its factorization.
68706001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2632.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 68706001 is about 8288.9083117139. The cubic root of 68706001 is about 409.5732243678.
Adding to 68706001 its reverse (10060786), we get a palindrome (78766787).
The spelling of 68706001 in words is "sixty-eight million, seven hundred six thousand, one".
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