Base | Representation |
---|---|
bin | 101100011100001011… |
… | …101101011100010011 |
3 | 11120011111211201212111 |
4 | 230130023231130103 |
5 | 1240211133101034 |
6 | 33530543010151 |
7 | 3306324551140 |
oct | 543413553423 |
9 | 146144751774 |
10 | 47717472019 |
11 | 192672a5a98 |
12 | 92b8599957 |
13 | 4665c04459 |
14 | 244952d3c7 |
15 | 13942c5364 |
hex | b1c2ed713 |
47717472019 has 8 divisors (see below), whose sum is σ = 55146998880. Its totient is φ = 40441131456.
The previous prime is 47717472017. The next prime is 47717472037. The reversal of 47717472019 is 91027471774.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 47717472019 - 21 = 47717472017 is a prime.
It is a super-2 number, since 2×477174720192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47717472017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38295904 + ... + 38297149.
It is an arithmetic number, because the mean of its divisors is an integer number (6893374860).
Almost surely, 247717472019 is an apocalyptic number.
47717472019 is a deficient number, since it is larger than the sum of its proper divisors (7429526861).
47717472019 is an equidigital number, since it uses as much as digits as its factorization.
47717472019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76593149.
The product of its (nonzero) digits is 691488, while the sum is 49.
The spelling of 47717472019 in words is "forty-seven billion, seven hundred seventeen million, four hundred seventy-two thousand, nineteen".
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