Base | Representation |
---|---|
bin | 1000100011011… |
… | …10010010111101 |
3 | 12000000112021102 |
4 | 10101232102331 |
5 | 121332124231 |
6 | 11041542445 |
7 | 1530623036 |
oct | 421562275 |
9 | 160015242 |
10 | 71754941 |
11 | 3755a605 |
12 | 20044a25 |
13 | 11b3455b |
14 | 975ba8d |
15 | 6475acb |
hex | 446e4bd |
71754941 has 4 divisors (see below), whose sum is σ = 71912412. Its totient is φ = 71597472.
The previous prime is 71754931. The next prime is 71754953. The reversal of 71754941 is 14945717.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 55190041 + 16564900 = 7429^2 + 4070^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-71754941 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71754895 and 71754904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71754931) 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, 78050 + ... + 78963.
It is an arithmetic number, because the mean of its divisors is an integer number (17978103).
Almost surely, 271754941 is an apocalyptic number.
It is an amenable number.
71754941 is a deficient number, since it is larger than the sum of its proper divisors (157471).
71754941 is a wasteful number, since it uses less digits than its factorization.
71754941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157470.
The product of its digits is 35280, while the sum is 38.
The square root of 71754941 is about 8470.8288260359. The cubic root of 71754941 is about 415.5442436124.
The spelling of 71754941 in words is "seventy-one million, seven hundred fifty-four thousand, nine hundred forty-one".
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