Base | Representation |
---|---|
bin | 1000000010001… |
… | …00100111101110 |
3 | 11200210202121111 |
4 | 10001010213232 |
5 | 114222434214 |
6 | 10404222234 |
7 | 1445543053 |
oct | 401044756 |
9 | 150722544 |
10 | 67389934 |
11 | 35049067 |
12 | 1a69a97a |
13 | 10c66801 |
14 | 8d4302a |
15 | 5db25c4 |
hex | 40449ee |
67389934 has 16 divisors (see below), whose sum is σ = 102806496. Its totient is φ = 33124000.
The previous prime is 67389929. The next prime is 67389947. The reversal of 67389934 is 43998376.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 95784 + ... + 96484.
It is an arithmetic number, because the mean of its divisors is an integer number (6425406).
Almost surely, 267389934 is an apocalyptic number.
67389934 is a deficient number, since it is larger than the sum of its proper divisors (35416562).
67389934 is a wasteful number, since it uses less digits than its factorization.
67389934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1451.
The product of its digits is 979776, while the sum is 49.
The square root of 67389934 is about 8209.1372262863. The cubic root of 67389934 is about 406.9412146180.
The spelling of 67389934 in words is "sixty-seven million, three hundred eighty-nine thousand, nine hundred thirty-four".
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