Base | Representation |
---|---|
bin | 101100001110110101… |
… | …000000011110110001 |
3 | 11112120220020120000001 |
4 | 230032311000132301 |
5 | 1234231303320011 |
6 | 33452420430001 |
7 | 3300634245151 |
oct | 541665003661 |
9 | 145526216001 |
10 | 47493416881 |
11 | 19161883059 |
12 | 9255548301 |
13 | 462b677051 |
14 | 2427888761 |
15 | 137e7b87c1 |
hex | b0ed407b1 |
47493416881 has 8 divisors (see below), whose sum is σ = 48720345344. Its totient is φ = 46272053520.
The previous prime is 47493416843. The next prime is 47493416891. The reversal of 47493416881 is 18861439474.
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 47493416881 - 211 = 47493414833 is a prime.
It is a super-2 number, since 2×474934168812 (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 (47493416801) 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 7 ways as a sum of consecutive naturals, for example, 1373985 + ... + 1408126.
It is an arithmetic number, because the mean of its divisors is an integer number (6090043168).
Almost surely, 247493416881 is an apocalyptic number.
It is an amenable number.
47493416881 is a deficient number, since it is larger than the sum of its proper divisors (1226928463).
47493416881 is a wasteful number, since it uses less digits than its factorization.
47493416881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2782551.
The product of its digits is 4644864, while the sum is 55.
The spelling of 47493416881 in words is "forty-seven billion, four hundred ninety-three million, four hundred sixteen thousand, eight hundred eighty-one".
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