Base | Representation |
---|---|
bin | 1010110001100100111… |
… | …1001101111101101101 |
3 | 122200210102111120201021 |
4 | 2230121033031331231 |
5 | 11013044343412420 |
6 | 221011553414141 |
7 | 16242060440152 |
oct | 2543117157555 |
9 | 580712446637 |
10 | 185107013485 |
11 | 7155a0a0a89 |
12 | 2ba5bb6a351 |
13 | 145bca01014 |
14 | 8d60196229 |
15 | 4c35c4c7aa |
hex | 2b193cdf6d |
185107013485 has 16 divisors (see below), whose sum is σ = 233024480640. Its totient is φ = 140965410880.
The previous prime is 185107013381. The next prime is 185107013491. The reversal of 185107013485 is 584310701581.
It is not a de Polignac number, because 185107013485 - 215 = 185106980717 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8979847 + ... + 9000436.
It is an arithmetic number, because the mean of its divisors is an integer number (14564030040).
Almost surely, 2185107013485 is an apocalyptic number.
It is an amenable number.
185107013485 is a deficient number, since it is larger than the sum of its proper divisors (47917467155).
185107013485 is a wasteful number, since it uses less digits than its factorization.
185107013485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17980388.
The product of its (nonzero) digits is 134400, while the sum is 43.
The spelling of 185107013485 in words is "one hundred eighty-five billion, one hundred seven million, thirteen thousand, four hundred eighty-five".
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