Base | Representation |
---|---|
bin | 11010001101111101… |
… | …010011110110001011 |
3 | 2200122220221111202011 |
4 | 122031331103312023 |
5 | 430123233311212 |
6 | 20533235320351 |
7 | 2014422330022 |
oct | 321575236613 |
9 | 80586844664 |
10 | 28151463307 |
11 | 10a36849060 |
12 | 5557a500b7 |
13 | 286840c9c6 |
14 | 1510b398b9 |
15 | aeb6d44a7 |
hex | 68df53d8b |
28151463307 has 8 divisors (see below), whose sum is σ = 30931629120. Its totient is φ = 25408121160.
The previous prime is 28151463281. The next prime is 28151463311. The reversal of 28151463307 is 70336415182.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28151463307 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 28151463307.
It is not an unprimeable number, because it can be changed into a prime (28151463367) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9204313 + ... + 9207370.
It is an arithmetic number, because the mean of its divisors is an integer number (3866453640).
Almost surely, 228151463307 is an apocalyptic number.
28151463307 is a deficient number, since it is larger than the sum of its proper divisors (2780165813).
28151463307 is a wasteful number, since it uses less digits than its factorization.
28151463307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18411833.
The product of its (nonzero) digits is 120960, while the sum is 40.
Adding to 28151463307 its reverse (70336415182), we get a palindrome (98487878489).
The spelling of 28151463307 in words is "twenty-eight billion, one hundred fifty-one million, four hundred sixty-three thousand, three hundred seven".
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