Base | Representation |
---|---|
bin | 1000001001110… |
… | …10111000111110 |
3 | 11202201000022111 |
4 | 10010322320332 |
5 | 120002224104 |
6 | 10442004234 |
7 | 1460243662 |
oct | 404727076 |
9 | 152630274 |
10 | 68398654 |
11 | 35677a15 |
12 | 1aaa667a |
13 | 1122a99c |
14 | 91268a2 |
15 | 6011404 |
hex | 413ae3e |
68398654 has 8 divisors (see below), whose sum is σ = 102635928. Its totient is φ = 34186680.
The previous prime is 68398643. The next prime is 68398661. The reversal of 68398654 is 45689386.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 68398598 and 68398607.
It is a congruent number.
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, 3469 + ... + 12199.
It is an arithmetic number, because the mean of its divisors is an integer number (12829491).
Almost surely, 268398654 is an apocalyptic number.
68398654 is a deficient number, since it is larger than the sum of its proper divisors (34237274).
68398654 is a wasteful number, since it uses less digits than its factorization.
68398654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12650.
The product of its digits is 1244160, while the sum is 49.
The square root of 68398654 is about 8270.3478766011. The cubic root of 68398654 is about 408.9615879660.
The spelling of 68398654 in words is "sixty-eight million, three hundred ninety-eight thousand, six hundred fifty-four".
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