Base | Representation |
---|---|
bin | 11010010111110010… |
… | …000100000000111101 |
3 | 2201002102002102101202 |
4 | 122113302010000331 |
5 | 430442432141122 |
6 | 21001444145245 |
7 | 2021463316463 |
oct | 322762040075 |
9 | 81072072352 |
10 | 28316287037 |
11 | 11010895615 |
12 | 55a3098225 |
13 | 28935cbc3c |
14 | 15289a2833 |
15 | b0ade0e92 |
hex | 697c8403d |
28316287037 has 2 divisors, whose sum is σ = 28316287038. Its totient is φ = 28316287036.
The previous prime is 28316287033. The next prime is 28316287061. The reversal of 28316287037 is 73078261382.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 25775018116 + 2541268921 = 160546^2 + 50411^2 .
It is a cyclic number.
It is not a de Polignac number, because 28316287037 - 22 = 28316287033 is a prime.
It is a super-2 number, since 2×283162870372 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28316286982 and 28316287000.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28316287033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14158143518 + 14158143519.
It is an arithmetic number, because the mean of its divisors is an integer number (14158143519).
Almost surely, 228316287037 is an apocalyptic number.
It is an amenable number.
28316287037 is a deficient number, since it is larger than the sum of its proper divisors (1).
28316287037 is an equidigital number, since it uses as much as digits as its factorization.
28316287037 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 677376, while the sum is 47.
The spelling of 28316287037 in words is "twenty-eight billion, three hundred sixteen million, two hundred eighty-seven thousand, thirty-seven".
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