Base | Representation |
---|---|
bin | 1011000101010000010… |
… | …1110010101111010111 |
3 | 200012102120011212201121 |
4 | 2301110011302233113 |
5 | 11104404134200334 |
6 | 223244052504411 |
7 | 16520011623040 |
oct | 2612405625727 |
9 | 605376155647 |
10 | 190389365719 |
11 | 7381a919443 |
12 | 30a9501b107 |
13 | 14c521bbb27 |
14 | 93019558c7 |
15 | 4e44878db4 |
hex | 2c54172bd7 |
190389365719 has 16 divisors (see below), whose sum is σ = 221677004800. Its totient is φ = 160146486720.
The previous prime is 190389365717. The next prime is 190389365729. The reversal of 190389365719 is 917563983091.
It is a cyclic number.
It is not a de Polignac number, because 190389365719 - 21 = 190389365717 is a prime.
It is a super-2 number, since 2×1903893657192 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190389365711) 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, 834447 + ... + 1037824.
It is an arithmetic number, because the mean of its divisors is an integer number (13854812800).
Almost surely, 2190389365719 is an apocalyptic number.
190389365719 is a deficient number, since it is larger than the sum of its proper divisors (31287639081).
190389365719 is a wasteful number, since it uses less digits than its factorization.
190389365719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1872550.
The product of its (nonzero) digits is 11022480, while the sum is 61.
The spelling of 190389365719 in words is "one hundred ninety billion, three hundred eighty-nine million, three hundred sixty-five thousand, seven hundred nineteen".
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