Base | Representation |
---|---|
bin | 100011101000100001… |
… | …0001111101100010101 |
3 | 21022111220122110220222 |
4 | 1013101002033230111 |
5 | 2223203444030431 |
6 | 55053052404125 |
7 | 5346162524612 |
oct | 1072102175425 |
9 | 238456573828 |
10 | 76521470741 |
11 | 2a4a8414611 |
12 | 129b6a76645 |
13 | 72a6575191 |
14 | 39bcba9509 |
15 | 1ecce0357b |
hex | 11d108fb15 |
76521470741 has 16 divisors (see below), whose sum is σ = 82428610176. Its totient is φ = 70859475456.
The previous prime is 76521470723. The next prime is 76521470743. The reversal of 76521470741 is 14707412567.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-76521470741 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 76521470692 and 76521470701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76521470743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230600 + ... + 454113.
It is an arithmetic number, because the mean of its divisors is an integer number (5151788136).
Almost surely, 276521470741 is an apocalyptic number.
It is an amenable number.
76521470741 is a deficient number, since it is larger than the sum of its proper divisors (5907139435).
76521470741 is a wasteful number, since it uses less digits than its factorization.
76521470741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 684892.
The product of its (nonzero) digits is 329280, while the sum is 44.
The spelling of 76521470741 in words is "seventy-six billion, five hundred twenty-one million, four hundred seventy thousand, seven hundred forty-one".
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