Base | Representation |
---|---|
bin | 101100010111000001… |
… | …011001000111100101 |
3 | 11112221110220110200002 |
4 | 230113001121013211 |
5 | 1240022001200003 |
6 | 33514211031045 |
7 | 3304223545004 |
oct | 542701310745 |
9 | 145843813602 |
10 | 47630881253 |
11 | 1922243307a |
12 | 929359b485 |
13 | 4650ca7207 |
14 | 243bc2cc3b |
15 | 138b8bda88 |
hex | b170591e5 |
47630881253 has 4 divisors (see below), whose sum is σ = 50137769760. Its totient is φ = 45123992748.
The previous prime is 47630881247. The next prime is 47630881279. The reversal of 47630881253 is 35218803674.
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 47630881253 - 222 = 47626686949 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47630881198 and 47630881207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47630881223) 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 3 ways as a sum of consecutive naturals, for example, 1253444225 + ... + 1253444262.
It is an arithmetic number, because the mean of its divisors is an integer number (12534442440).
Almost surely, 247630881253 is an apocalyptic number.
It is an amenable number.
47630881253 is a deficient number, since it is larger than the sum of its proper divisors (2506888507).
47630881253 is a wasteful number, since it uses less digits than its factorization.
47630881253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2506888506.
The product of its (nonzero) digits is 967680, while the sum is 47.
The spelling of 47630881253 in words is "forty-seven billion, six hundred thirty million, eight hundred eighty-one thousand, two hundred fifty-three".
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