Base | Representation |
---|---|
bin | 1011111000110110001110… |
… | …1010101111101101111011 |
3 | 1201021121012102022021101122 |
4 | 2332031203222233231323 |
5 | 3203124413423202421 |
6 | 43444504114535455 |
7 | 2516236643440454 |
oct | 276154352575573 |
9 | 51247172267348 |
10 | 13071257631611 |
11 | 418a542191033 |
12 | 157136989758b |
13 | 73a7ca82518a |
14 | 33291ba9012b |
15 | 17a0303b92ab |
hex | be363aafb7b |
13071257631611 has 8 divisors (see below), whose sum is σ = 13090174842960. Its totient is φ = 13052341776672.
The previous prime is 13071257631583. The next prime is 13071257631643. The reversal of 13071257631611 is 11613675217031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13071257631611 - 242 = 8673211120507 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13071256631611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19813181 + ... + 20462273.
It is an arithmetic number, because the mean of its divisors is an integer number (1636271855370).
Almost surely, 213071257631611 is an apocalyptic number.
13071257631611 is a deficient number, since it is larger than the sum of its proper divisors (18917211349).
13071257631611 is an equidigital number, since it uses as much as digits as its factorization.
13071257631611 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 678205.
The product of its (nonzero) digits is 158760, while the sum is 44.
The spelling of 13071257631611 in words is "thirteen trillion, seventy-one billion, two hundred fifty-seven million, six hundred thirty-one thousand, six hundred eleven".
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