Base | Representation |
---|---|
bin | 1000000001110… |
… | …01010101111100 |
3 | 11200201102020121 |
4 | 10000321111330 |
5 | 114214444430 |
6 | 10403224324 |
7 | 1445261302 |
oct | 400712574 |
9 | 150642217 |
10 | 67343740 |
11 | 35017392 |
12 | 1a6780a4 |
13 | 10c4b789 |
14 | 8d30272 |
15 | 5da3a7a |
hex | 403957c |
67343740 has 24 divisors (see below), whose sum is σ = 141693552. Its totient is φ = 26885760.
The previous prime is 67343723. The next prime is 67343743. The reversal of 67343740 is 4734376.
It is a junction number, because it is equal to n+sod(n) for n = 67343696 and 67343705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67343743) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8472 + ... + 14368.
It is an arithmetic number, because the mean of its divisors is an integer number (5903898).
Almost surely, 267343740 is an apocalyptic number.
It is an amenable number.
67343740 is an abundant number, since it is smaller than the sum of its proper divisors (74349812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67343740 is a wasteful number, since it uses less digits than its factorization.
67343740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6477 (or 6475 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 34.
The square root of 67343740 is about 8206.3231717987. The cubic root of 67343740 is about 406.8482109194.
The spelling of 67343740 in words is "sixty-seven million, three hundred forty-three thousand, seven hundred forty".
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