Base | Representation |
---|---|
bin | 1100101111101111100011… |
… | …01100000001000110001010 |
3 | 10200020112000102220221011212 |
4 | 12113313301230001012022 |
5 | 12133210302403014112 |
6 | 135340114203253122 |
7 | 5622002502620165 |
oct | 627676154010612 |
9 | 120215012827155 |
10 | 28028716454282 |
11 | 8a26a03805415 |
12 | 31881a051a1a2 |
13 | 128413437657b |
14 | 6cc8506a8adc |
15 | 339157dd5522 |
hex | 197df1b0118a |
28028716454282 has 8 divisors (see below), whose sum is σ = 42103918496352. Its totient is φ = 13994076955500.
The previous prime is 28028716454279. The next prime is 28028716454287. The reversal of 28028716454282 is 28245461782082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×280287164542822 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28028716454287) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10140634094 + ... + 10140636857.
It is an arithmetic number, because the mean of its divisors is an integer number (5262989812044).
Almost surely, 228028716454282 is an apocalyptic number.
28028716454282 is a deficient number, since it is larger than the sum of its proper divisors (14075202042070).
28028716454282 is a wasteful number, since it uses less digits than its factorization.
28028716454282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20281271644.
The product of its (nonzero) digits is 27525120, while the sum is 59.
The spelling of 28028716454282 in words is "twenty-eight trillion, twenty-eight billion, seven hundred sixteen million, four hundred fifty-four thousand, two hundred eighty-two".
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