Base | Representation |
---|---|
bin | 110101101100… |
… | …0110100011100 |
3 | 1221222020000011 |
4 | 1223120310130 |
5 | 24201313233 |
6 | 2443213004 |
7 | 461165041 |
oct | 153306434 |
9 | 57866004 |
10 | 28151068 |
11 | 14988350 |
12 | 9517164 |
13 | 5aa854a |
14 | 3a4b1c8 |
15 | 27110cd |
hex | 1ad8d1c |
28151068 has 24 divisors (see below), whose sum is σ = 54996480. Its totient is φ = 12497520.
The previous prime is 28151059. The next prime is 28151087. The reversal of 28151068 is 86015182.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5548 + ... + 9331.
It is an arithmetic number, because the mean of its divisors is an integer number (2291520).
Almost surely, 228151068 is an apocalyptic number.
It is an amenable number.
28151068 is a deficient number, since it is larger than the sum of its proper divisors (26845412).
28151068 is a wasteful number, since it uses less digits than its factorization.
28151068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14937 (or 14935 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 31.
The square root of 28151068 is about 5305.7580042818. The cubic root of 28151068 is about 304.2040268198.
It can be divided in two parts, 2815 and 1068, that added together give a palindrome (3883).
The spelling of 28151068 in words is "twenty-eight million, one hundred fifty-one thousand, sixty-eight".
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