Base | Representation |
---|---|
bin | 1000011100101000011… |
… | …00001010100011111001 |
3 | 1000202011221202012202222 |
4 | 10032110030022203321 |
5 | 14223412222311120 |
6 | 341201043533425 |
7 | 26653433004155 |
oct | 4162414124371 |
9 | 1022157665688 |
10 | 290249025785 |
11 | 102104010024 |
12 | 4830398a275 |
13 | 214a7902594 |
14 | 100960c4065 |
15 | 783b5e1525 |
hex | 439430a8f9 |
290249025785 has 16 divisors (see below), whose sum is σ = 388196841600. Its totient is φ = 207038313216.
The previous prime is 290249025763. The next prime is 290249025793. The reversal of 290249025785 is 587520942092.
It is a cyclic number.
It is not a de Polignac number, because 290249025785 - 26 = 290249025721 is a prime.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 89858765 + ... + 89861994.
It is an arithmetic number, because the mean of its divisors is an integer number (24262302600).
Almost surely, 2290249025785 is an apocalyptic number.
It is an amenable number.
290249025785 is a deficient number, since it is larger than the sum of its proper divisors (97947815815).
290249025785 is a wasteful number, since it uses less digits than its factorization.
290249025785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179720800.
The product of its (nonzero) digits is 3628800, while the sum is 53.
The spelling of 290249025785 in words is "two hundred ninety billion, two hundred forty-nine million, twenty-five thousand, seven hundred eighty-five".
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