Base | Representation |
---|---|
bin | 1011000011111001111… |
… | …1110010011110101010 |
3 | 200011111022110221101211 |
4 | 2300332133302132222 |
5 | 11103133413103032 |
6 | 223144111503334 |
7 | 16505022354166 |
oct | 2607637623652 |
9 | 604438427354 |
10 | 190027081642 |
11 | 73654374012 |
12 | 309b3827b4a |
13 | 14bc5124558 |
14 | 92a97abca6 |
15 | 4e22b65747 |
hex | 2c3e7f27aa |
190027081642 has 32 divisors (see below), whose sum is σ = 304628688000. Its totient is φ = 88592537088.
The previous prime is 190027081639. The next prime is 190027081649. The reversal of 190027081642 is 246180720091.
It is a super-2 number, since 2×1900270816422 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 190027081595 and 190027081604.
It is not an unprimeable number, because it can be changed into a prime (190027081649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1516209 + ... + 1636747.
It is an arithmetic number, because the mean of its divisors is an integer number (9519646500).
Almost surely, 2190027081642 is an apocalyptic number.
190027081642 is a deficient number, since it is larger than the sum of its proper divisors (114601606358).
190027081642 is a wasteful number, since it uses less digits than its factorization.
190027081642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120990.
The product of its (nonzero) digits is 48384, while the sum is 40.
The spelling of 190027081642 in words is "one hundred ninety billion, twenty-seven million, eighty-one thousand, six hundred forty-two".
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