Base | Representation |
---|---|
bin | 11010110001001001… |
… | …100111101111000111 |
3 | 2202012001221110002220 |
4 | 122301021213233013 |
5 | 432330411034223 |
6 | 21112010303423 |
7 | 2035152026412 |
oct | 326111475707 |
9 | 82161843086 |
10 | 28741893063 |
11 | 1120a05a734 |
12 | 56a1727b73 |
13 | 2930837520 |
14 | 1569310b79 |
15 | b334616e3 |
hex | 6b1267bc7 |
28741893063 has 32 divisors (see below), whose sum is σ = 41507133696. Its totient is φ = 17586083328.
The previous prime is 28741893053. The next prime is 28741893097. The reversal of 28741893063 is 36039814782.
It is not a de Polignac number, because 28741893063 - 221 = 28739795911 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28741892997 and 28741893015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28741893023) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8647720 + ... + 8651042.
It is an arithmetic number, because the mean of its divisors is an integer number (1297097928).
Almost surely, 228741893063 is an apocalyptic number.
28741893063 is a deficient number, since it is larger than the sum of its proper divisors (12765240633).
28741893063 is a wasteful number, since it uses less digits than its factorization.
28741893063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4543.
The product of its (nonzero) digits is 1741824, while the sum is 51.
The spelling of 28741893063 in words is "twenty-eight billion, seven hundred forty-one million, eight hundred ninety-three thousand, sixty-three".
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