Base | Representation |
---|---|
bin | 1000010010111011100… |
… | …01110110011101000010 |
3 | 1000020202000021210002212 |
4 | 10021131301312131002 |
5 | 14132231021100342 |
6 | 334540205542122 |
7 | 26410405100441 |
oct | 4113561663502 |
9 | 1006660253085 |
10 | 285041190722 |
11 | aa981359502 |
12 | 472ab874942 |
13 | 20b579a5382 |
14 | db205a0d58 |
15 | 76342d4182 |
hex | 425dc76742 |
285041190722 has 54 divisors (see below), whose sum is σ = 464030748363. Its totient is φ = 131292047744.
The previous prime is 285041190713. The next prime is 285041190737. The reversal of 285041190722 is 227091140582.
It can be written as a sum of positive squares in 5 ways, for example, as 266038292521 + 19002898201 = 515789^2 + 137851^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=377519.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 285041190722.
It is an unprimeable number.
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 26 ways as a sum of consecutive naturals, for example, 680289029 + ... + 680289447.
Almost surely, 2285041190722 is an apocalyptic number.
285041190722 is a deficient number, since it is larger than the sum of its proper divisors (178989557641).
285041190722 is an frugal number, since it uses more digits than its factorization.
285041190722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 980 (or 491 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 41.
The spelling of 285041190722 in words is "two hundred eighty-five billion, forty-one million, one hundred ninety thousand, seven hundred twenty-two".
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