Base | Representation |
---|---|
bin | 101100011110111010… |
… | …011000111100001101 |
3 | 11120021201000011121211 |
4 | 230132322120330031 |
5 | 1240304343410440 |
6 | 33535300254421 |
7 | 3310422016225 |
oct | 543672307415 |
9 | 146251004554 |
10 | 47763263245 |
11 | 19290131685 |
12 | 930b9a1411 |
13 | 4672547c59 |
14 | 245164d085 |
15 | 139831ceea |
hex | b1ee98f0d |
47763263245 has 4 divisors (see below), whose sum is σ = 57315915900. Its totient is φ = 38210610592.
The previous prime is 47763263243. The next prime is 47763263269. The reversal of 47763263245 is 54236236774.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54236236774 = 2 ⋅27118118387.
It can be written as a sum of positive squares in 2 ways, for example, as 17636371204 + 30126892041 = 132802^2 + 173571^2 .
It is a cyclic number.
It is not a de Polignac number, because 47763263245 - 21 = 47763263243 is a prime.
It is a super-2 number, since 2×477632632452 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47763263243) 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, 4776326320 + ... + 4776326329.
It is an arithmetic number, because the mean of its divisors is an integer number (14328978975).
Almost surely, 247763263245 is an apocalyptic number.
It is an amenable number.
47763263245 is a deficient number, since it is larger than the sum of its proper divisors (9552652655).
47763263245 is an equidigital number, since it uses as much as digits as its factorization.
47763263245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9552652654.
The product of its digits is 5080320, while the sum is 49.
The spelling of 47763263245 in words is "forty-seven billion, seven hundred sixty-three million, two hundred sixty-three thousand, two hundred forty-five".
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