Base | Representation |
---|---|
bin | 1000010100101000100… |
… | …10100101101011101001 |
3 | 1000100002202011211012202 |
4 | 10022110102211223221 |
5 | 14141114132224231 |
6 | 335211035545545 |
7 | 26442151464125 |
oct | 4122422455351 |
9 | 1010082154182 |
10 | 285955742441 |
11 | 10030061a776 |
12 | 47505bbb2b5 |
13 | 20c722c5335 |
14 | dba9c28585 |
15 | 76897375cb |
hex | 42944a5ae9 |
285955742441 has 32 divisors (see below), whose sum is σ = 306473932800. Its totient is φ = 266214636160.
The previous prime is 285955742399. The next prime is 285955742507. The reversal of 285955742441 is 144247559582.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 285955742441 - 234 = 268775873257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (285955742141) 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 31 ways as a sum of consecutive naturals, for example, 77894036 + ... + 77897706.
It is an arithmetic number, because the mean of its divisors is an integer number (9577310400).
Almost surely, 2285955742441 is an apocalyptic number.
It is an amenable number.
285955742441 is a deficient number, since it is larger than the sum of its proper divisors (20518190359).
285955742441 is a wasteful number, since it uses less digits than its factorization.
285955742441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4309.
The product of its digits is 16128000, while the sum is 56.
The spelling of 285955742441 in words is "two hundred eighty-five billion, nine hundred fifty-five million, seven hundred forty-two thousand, four hundred forty-one".
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