Base | Representation |
---|---|
bin | 111111000110011101… |
… | …001010011010111111 |
3 | 20110212220012000011122 |
4 | 333012131022122333 |
5 | 2102230013334241 |
6 | 51043100141155 |
7 | 4616002602161 |
oct | 770635123277 |
9 | 213786160148 |
10 | 67754043071 |
11 | 26809433420 |
12 | 1116a8377bb |
13 | 650a044c60 |
14 | 33ca614931 |
15 | 1b6836704b |
hex | fc674a6bf |
67754043071 has 16 divisors (see below), whose sum is σ = 79882473888. Its totient is φ = 56654169600.
The previous prime is 67754043067. The next prime is 67754043089. The reversal of 67754043071 is 17034045776.
It is a cyclic number.
It is not a de Polignac number, because 67754043071 - 22 = 67754043067 is a prime.
It is a super-2 number, since 2×677540430712 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67754043271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802886 + ... + 883251.
It is an arithmetic number, because the mean of its divisors is an integer number (4992654618).
Almost surely, 267754043071 is an apocalyptic number.
67754043071 is a deficient number, since it is larger than the sum of its proper divisors (12128430817).
67754043071 is a wasteful number, since it uses less digits than its factorization.
67754043071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1686442.
The product of its (nonzero) digits is 493920, while the sum is 44.
The spelling of 67754043071 in words is "sixty-seven billion, seven hundred fifty-four million, forty-three thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •