Base | Representation |
---|---|
bin | 101011111110000011… |
… | …010100101100010101 |
3 | 11111212021121220122111 |
4 | 223332003110230111 |
5 | 1233142230111023 |
6 | 33404444031021 |
7 | 3260646004354 |
oct | 537603245425 |
9 | 144767556574 |
10 | 47211957013 |
11 | 19027a120a1 |
12 | 9197232471 |
13 | 45b526b050 |
14 | 23dc33d99b |
15 | 1364c1d00d |
hex | afe0d4b15 |
47211957013 has 16 divisors (see below), whose sum is σ = 51234039360. Its totient is φ = 43245949824.
The previous prime is 47211957007. The next prime is 47211957029. The reversal of 47211957013 is 31075911274.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 47211957013 - 221 = 47209859861 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47211957083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4752870 + ... + 4762792.
It is an arithmetic number, because the mean of its divisors is an integer number (3202127460).
Almost surely, 247211957013 is an apocalyptic number.
It is an amenable number.
47211957013 is a deficient number, since it is larger than the sum of its proper divisors (4022082347).
47211957013 is a wasteful number, since it uses less digits than its factorization.
47211957013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12708.
The product of its (nonzero) digits is 52920, while the sum is 40.
The spelling of 47211957013 in words is "forty-seven billion, two hundred eleven million, nine hundred fifty-seven thousand, thirteen".
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