Base | Representation |
---|---|
bin | 1000000111111… |
… | …01110100001110 |
3 | 11202020022011022 |
4 | 10003331310032 |
5 | 114421222434 |
6 | 10432354142 |
7 | 1455152441 |
oct | 403756416 |
9 | 152208138 |
10 | 68148494 |
11 | 35516a77 |
12 | 1a9a5952 |
13 | 11170b6b |
14 | 909d658 |
15 | 5eb222e |
hex | 40fdd0e |
68148494 has 8 divisors (see below), whose sum is σ = 106667280. Its totient is φ = 32592736.
The previous prime is 68148473. The next prime is 68148499. The reversal of 68148494 is 49484186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68148499) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740699 + ... + 740790.
It is an arithmetic number, because the mean of its divisors is an integer number (13333410).
Almost surely, 268148494 is an apocalyptic number.
68148494 is a deficient number, since it is larger than the sum of its proper divisors (38518786).
68148494 is a wasteful number, since it uses less digits than its factorization.
68148494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1481514.
The product of its digits is 221184, while the sum is 44.
The square root of 68148494 is about 8255.2101124078. The cubic root of 68148494 is about 408.4624026618.
The spelling of 68148494 in words is "sixty-eight million, one hundred forty-eight thousand, four hundred ninety-four".
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