Base | Representation |
---|---|
bin | 110110010010… |
… | …0111010011010 |
3 | 1222120001112210 |
4 | 1230210322122 |
5 | 24241301441 |
6 | 2454015550 |
7 | 463633524 |
oct | 154447232 |
9 | 58501483 |
10 | 28462746 |
11 | 15080534 |
12 | 96475b6 |
13 | 5b87380 |
14 | 3acca14 |
15 | 2773616 |
hex | 1b24e9a |
28462746 has 32 divisors (see below), whose sum is σ = 63423360. Its totient is φ = 8455104.
The previous prime is 28462729. The next prime is 28462747. The reversal of 28462746 is 64726482.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (28462747) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 4030 + ... + 8553.
It is an arithmetic number, because the mean of its divisors is an integer number (1981980).
Almost surely, 228462746 is an apocalyptic number.
28462746 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
28462746 is an abundant number, since it is smaller than the sum of its proper divisors (34960614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28462746 is a wasteful number, since it uses less digits than its factorization.
28462746 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12630.
The product of its digits is 129024, while the sum is 39.
The square root of 28462746 is about 5335.0488282676. The cubic root of 28462746 is about 305.3225862217.
The spelling of 28462746 in words is "twenty-eight million, four hundred sixty-two thousand, seven hundred forty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •