Base | Representation |
---|---|
bin | 10001000000001… |
… | …010001000001100 |
3 | 201212202102010202 |
4 | 101000022020030 |
5 | 1041011113111 |
6 | 44145553032 |
7 | 10032422525 |
oct | 2100121014 |
9 | 655672122 |
10 | 285254156 |
11 | 137022740 |
12 | 7b645778 |
13 | 47137055 |
14 | 29c5584c |
15 | 1a099b3b |
hex | 1100a20c |
285254156 has 12 divisors (see below), whose sum is σ = 544576200. Its totient is φ = 129660960.
The previous prime is 285254147. The next prime is 285254171. The reversal of 285254156 is 651452582.
It is a super-3 number, since 3×2852541563 (a number of 26 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3241481 + ... + 3241568.
It is an arithmetic number, because the mean of its divisors is an integer number (45381350).
Almost surely, 2285254156 is an apocalyptic number.
It is an amenable number.
285254156 is a deficient number, since it is larger than the sum of its proper divisors (259322044).
285254156 is a wasteful number, since it uses less digits than its factorization.
285254156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6483064 (or 6483062 counting only the distinct ones).
The product of its digits is 96000, while the sum is 38.
The square root of 285254156 is about 16889.4687897518. The cubic root of 285254156 is about 658.2799995819.
The spelling of 285254156 in words is "two hundred eighty-five million, two hundred fifty-four thousand, one hundred fifty-six".
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