Base | Representation |
---|---|
bin | 11010001011101111… |
… | …010100110010100011 |
3 | 2200120022220111201000 |
4 | 122023233110302203 |
5 | 430034221231343 |
6 | 20525425443043 |
7 | 2013461056140 |
oct | 321357246243 |
9 | 80508814630 |
10 | 28114242723 |
11 | 10a17836746 |
12 | 55474a0483 |
13 | 28607aa2a8 |
14 | 1509c0b3c7 |
15 | ae82d0ed3 |
hex | 68bbd4ca3 |
28114242723 has 16 divisors (see below), whose sum is σ = 47600834560. Its totient is φ = 16065281448.
The previous prime is 28114242713. The next prime is 28114242733. The reversal of 28114242723 is 32724241182.
It is an interprime number because it is at equal distance from previous prime (28114242713) and next prime (28114242733).
It is not a de Polignac number, because 28114242723 - 24 = 28114242707 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28114242713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74376115 + ... + 74376492.
It is an arithmetic number, because the mean of its divisors is an integer number (2975052160).
Almost surely, 228114242723 is an apocalyptic number.
28114242723 is a deficient number, since it is larger than the sum of its proper divisors (19486591837).
28114242723 is a wasteful number, since it uses less digits than its factorization.
28114242723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148752623 (or 148752617 counting only the distinct ones).
The product of its digits is 43008, while the sum is 36.
The spelling of 28114242723 in words is "twenty-eight billion, one hundred fourteen million, two hundred forty-two thousand, seven hundred twenty-three".
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