Base | Representation |
---|---|
bin | 100001111011010011… |
… | …111110010011011101 |
3 | 10111000202210012010112 |
4 | 201323103332103131 |
5 | 1044101203244434 |
6 | 24422434415405 |
7 | 2426506515614 |
oct | 417323762335 |
9 | 114022705115 |
10 | 36428571869 |
11 | 144a3a85248 |
12 | 7087a31565 |
13 | 3587197391 |
14 | 1a9813887b |
15 | e331badce |
hex | 87b4fe4dd |
36428571869 has 2 divisors, whose sum is σ = 36428571870. Its totient is φ = 36428571868.
The previous prime is 36428571847. The next prime is 36428571871. The reversal of 36428571869 is 96817582463.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 26305596100 + 10122975769 = 162190^2 + 100613^2 .
It is a cyclic number.
It is not a de Polignac number, because 36428571869 - 228 = 36160136413 is a prime.
It is a super-2 number, since 2×364285718692 (a number of 22 digits) contains 22 as substring.
Together with 36428571871, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (36428574869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18214285934 + 18214285935.
It is an arithmetic number, because the mean of its divisors is an integer number (18214285935).
Almost surely, 236428571869 is an apocalyptic number.
It is an amenable number.
36428571869 is a deficient number, since it is larger than the sum of its proper divisors (1).
36428571869 is an equidigital number, since it uses as much as digits as its factorization.
36428571869 is an evil number, because the sum of its binary digits is even.
The product of its digits is 17418240, while the sum is 59.
The spelling of 36428571869 in words is "thirty-six billion, four hundred twenty-eight million, five hundred seventy-one thousand, eight hundred sixty-nine".
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