Base | Representation |
---|---|
bin | 10110101111011… |
… | …11101011110001 |
3 | 111021222022201202 |
4 | 23113233223301 |
5 | 342314232001 |
6 | 30532540545 |
7 | 4504360265 |
oct | 1327575361 |
9 | 437868652 |
10 | 190774001 |
11 | 98761370 |
12 | 53a81755 |
13 | 306a6b32 |
14 | 1b4a00a5 |
15 | 11b3596b |
hex | b5efaf1 |
190774001 has 4 divisors (see below), whose sum is σ = 208117104. Its totient is φ = 173430900.
The previous prime is 190773959. The next prime is 190774013. The reversal of 190774001 is 100477091.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 190774001 - 218 = 190511857 is a prime.
It is a super-4 number, since 4×1907740014 (a number of 34 digits) contains 4444 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (190774021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8671535 + ... + 8671556.
It is an arithmetic number, because the mean of its divisors is an integer number (52029276).
Almost surely, 2190774001 is an apocalyptic number.
190774001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
190774001 is a deficient number, since it is larger than the sum of its proper divisors (17343103).
190774001 is a wasteful number, since it uses less digits than its factorization.
190774001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17343102.
The product of its (nonzero) digits is 1764, while the sum is 29.
The square root of 190774001 is about 13812.0961841424. The cubic root of 190774001 is about 575.6692909749.
The spelling of 190774001 in words is "one hundred ninety million, seven hundred seventy-four thousand, one".
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