Base | Representation |
---|---|
bin | 1011010101110111100… |
… | …0000100011010001011 |
3 | 200121221022211202100001 |
4 | 2311131320010122023 |
5 | 11143022204220111 |
6 | 225302343423431 |
7 | 20035345662346 |
oct | 2653570043213 |
9 | 617838752301 |
10 | 194848507531 |
11 | 756a89a2707 |
12 | 3191a454b77 |
13 | 154b2c8b292 |
14 | 9605c6745d |
15 | 51060961c1 |
hex | 2d5de0468b |
194848507531 has 2 divisors, whose sum is σ = 194848507532. Its totient is φ = 194848507530.
The previous prime is 194848507499. The next prime is 194848507603. The reversal of 194848507531 is 135705848491.
194848507531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 194848507531 - 25 = 194848507499 is a prime.
It is a super-3 number, since 3×1948485075313 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (194848507631) 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 as a sum of consecutive naturals, namely, 97424253765 + 97424253766.
It is an arithmetic number, because the mean of its divisors is an integer number (97424253766).
Almost surely, 2194848507531 is an apocalyptic number.
194848507531 is a deficient number, since it is larger than the sum of its proper divisors (1).
194848507531 is an equidigital number, since it uses as much as digits as its factorization.
194848507531 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4838400, while the sum is 55.
The spelling of 194848507531 in words is "one hundred ninety-four billion, eight hundred forty-eight million, five hundred seven thousand, five hundred thirty-one".
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