Base | Representation |
---|---|
bin | 110010010001111000… |
… | …000000100000100011 |
3 | 12011100110001001020201 |
4 | 302101320000200203 |
5 | 1341031132023034 |
6 | 40445024250031 |
7 | 3620563544461 |
oct | 622170004043 |
9 | 164313031221 |
10 | 53986986019 |
11 | 2099427871a |
12 | a568170917 |
13 | 5124a85a55 |
14 | 2882057831 |
15 | 160e8e9014 |
hex | c91e00823 |
53986986019 has 16 divisors (see below), whose sum is σ = 55512904320. Its totient is φ = 52477447680.
The previous prime is 53986985939. The next prime is 53986986073. The reversal of 53986986019 is 91068968935.
It is a happy number.
It is not a de Polignac number, because 53986986019 - 213 = 53986977827 is a prime.
It is a super-2 number, since 2×539869860192 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (53986986619) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9176959 + ... + 9182839.
It is an arithmetic number, because the mean of its divisors is an integer number (3469556520).
Almost surely, 253986986019 is an apocalyptic number.
53986986019 is a deficient number, since it is larger than the sum of its proper divisors (1525918301).
53986986019 is a wasteful number, since it uses less digits than its factorization.
53986986019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7230.
The product of its (nonzero) digits is 25194240, while the sum is 64.
The spelling of 53986986019 in words is "fifty-three billion, nine hundred eighty-six million, nine hundred eighty-six thousand, nineteen".
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