Base | Representation |
---|---|
bin | 1000000111100… |
… | …11110010000010 |
3 | 11202011012210002 |
4 | 10003303302002 |
5 | 114413414034 |
6 | 10431440002 |
7 | 1454621555 |
oct | 403636202 |
9 | 152135702 |
10 | 68107394 |
11 | 35499103 |
12 | 1a986002 |
13 | 11158244 |
14 | 908c69c |
15 | 5ea4e7e |
hex | 40f3c82 |
68107394 has 12 divisors (see below), whose sum is σ = 103712406. Its totient is φ = 33538032.
The previous prime is 68107387. The next prime is 68107409. The reversal of 68107394 is 49370186.
It can be written as a sum of positive squares in only one way, i.e., 56445169 + 11662225 = 7513^2 + 3415^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99377 + ... + 100059.
Almost surely, 268107394 is an apocalyptic number.
68107394 is a deficient number, since it is larger than the sum of its proper divisors (35605012).
68107394 is an frugal number, since it uses more digits than its factorization.
68107394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1441 (or 758 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 68107394 is about 8252.7203999651. The cubic root of 68107394 is about 408.3802723031.
The spelling of 68107394 in words is "sixty-eight million, one hundred seven thousand, three hundred ninety-four".
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