Base | Representation |
---|---|
bin | 110110110111… |
… | …1010101110110 |
3 | 2000010112201220 |
4 | 1231233111312 |
5 | 24331030411 |
6 | 2504331210 |
7 | 466343400 |
oct | 155572566 |
9 | 60115656 |
10 | 28767606 |
11 | 1526958a |
12 | 9773b06 |
13 | 5c6306a |
14 | 3b6bb70 |
15 | 27d3b06 |
hex | 1b6f576 |
28767606 has 24 divisors (see below), whose sum is σ = 66929400. Its totient is φ = 8219232.
The previous prime is 28767601. The next prime is 28767617. The reversal of 28767606 is 60676782.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28767601) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 48631 + ... + 49218.
It is an arithmetic number, because the mean of its divisors is an integer number (2788725).
Almost surely, 228767606 is an apocalyptic number.
28767606 is an abundant number, since it is smaller than the sum of its proper divisors (38161794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28767606 is a wasteful number, since it uses less digits than its factorization.
28767606 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97868 (or 97861 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 42.
The square root of 28767606 is about 5363.5441640766. The cubic root of 28767606 is about 306.4088047130.
The spelling of 28767606 in words is "twenty-eight million, seven hundred sixty-seven thousand, six hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.113 sec. • engine limits •