Base | Representation |
---|---|
bin | 101100101010111101… |
… | …110100111100010001 |
3 | 11120210210112101220020 |
4 | 230222331310330101 |
5 | 1241213131202321 |
6 | 34011322534053 |
7 | 3315425642343 |
oct | 545275647421 |
9 | 146723471806 |
10 | 47965490961 |
11 | 193842a6323 |
12 | 9367667329 |
13 | 46a540221b |
14 | 2470451293 |
15 | 13aae674c6 |
hex | b2af74f11 |
47965490961 has 4 divisors (see below), whose sum is σ = 63953987952. Its totient is φ = 31976993972.
The previous prime is 47965490941. The next prime is 47965490999. The reversal of 47965490961 is 16909456974.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 47965490961 - 26 = 47965490897 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 47965490895 and 47965490904.
It is not an unprimeable number, because it can be changed into a prime (47965490941) 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, 7994248491 + ... + 7994248496.
It is an arithmetic number, because the mean of its divisors is an integer number (15988496988).
Almost surely, 247965490961 is an apocalyptic number.
It is an amenable number.
47965490961 is a deficient number, since it is larger than the sum of its proper divisors (15988496991).
47965490961 is a wasteful number, since it uses less digits than its factorization.
47965490961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15988496990.
The product of its (nonzero) digits is 14696640, while the sum is 60.
The spelling of 47965490961 in words is "forty-seven billion, nine hundred sixty-five million, four hundred ninety thousand, nine hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •