Base | Representation |
---|---|
bin | 10101110001001110101110… |
… | …10001101101000011100101 |
3 | 20021111102110211221011122112 |
4 | 22320213113101231003211 |
5 | 22233304323144200412 |
6 | 245451351035410405 |
7 | 13040365362243656 |
oct | 1270472721550345 |
9 | 207442424834575 |
10 | 47871022256357 |
11 | 14286a94083543 |
12 | 54518845b3a05 |
13 | 20932ab017701 |
14 | bb6d8135152d |
15 | 58037d949722 |
hex | 2b89d746d0e5 |
47871022256357 has 4 divisors (see below), whose sum is σ = 47879099033376. Its totient is φ = 47862945479340.
The previous prime is 47871022256353. The next prime is 47871022256359. The reversal of 47871022256357 is 75365222017874.
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 47871022256357 - 22 = 47871022256353 is a prime.
It is a super-2 number, since 2×478710222563572 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47871022256296 and 47871022256305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47871022256353) 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, 4038379619 + ... + 4038391472.
It is an arithmetic number, because the mean of its divisors is an integer number (11969774758344).
Almost surely, 247871022256357 is an apocalyptic number.
It is an amenable number.
47871022256357 is a deficient number, since it is larger than the sum of its proper divisors (8076777019).
47871022256357 is an equidigital number, since it uses as much as digits as its factorization.
47871022256357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8076777018.
The product of its (nonzero) digits is 39513600, while the sum is 59.
The spelling of 47871022256357 in words is "forty-seven trillion, eight hundred seventy-one billion, twenty-two million, two hundred fifty-six thousand, three hundred fifty-seven".
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