Base | Representation |
---|---|
bin | 1000010100000111110… |
… | …00001001000011110101 |
3 | 1000022101120000122201210 |
4 | 10022003320021003311 |
5 | 14140033133432010 |
6 | 335123441512033 |
7 | 26432266053525 |
oct | 4120370110365 |
9 | 1008346018653 |
10 | 285680374005 |
11 | 10017a13a354 |
12 | 47449942619 |
13 | 20c2a23cb30 |
14 | db81427685 |
15 | 7670491b20 |
hex | 4283e090f5 |
285680374005 has 16 divisors (see below), whose sum is σ = 492249260160. Its totient is φ = 140642645568.
The previous prime is 285680373989. The next prime is 285680374009. The reversal of 285680374005 is 500473086582.
It is not a de Polignac number, because 285680374005 - 24 = 285680373989 is a prime.
It is a super-2 number, since 2×2856803740052 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285680374009) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732513585 + ... + 732513974.
It is an arithmetic number, because the mean of its divisors is an integer number (30765578760).
Almost surely, 2285680374005 is an apocalyptic number.
It is an amenable number.
285680374005 is a deficient number, since it is larger than the sum of its proper divisors (206568886155).
285680374005 is a wasteful number, since it uses less digits than its factorization.
285680374005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1465027580.
The product of its (nonzero) digits is 1612800, while the sum is 48.
The spelling of 285680374005 in words is "two hundred eighty-five billion, six hundred eighty million, three hundred seventy-four thousand, five".
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