Base | Representation |
---|---|
bin | 10110110000100… |
… | …11000100011110 |
3 | 111022020200112221 |
4 | 23120103010132 |
5 | 342333401232 |
6 | 30540015554 |
7 | 4505532664 |
oct | 1330230436 |
9 | 438220487 |
10 | 190918942 |
11 | 98850255 |
12 | 53b315ba |
13 | 30727ab6 |
14 | 1b4dac34 |
15 | 11b63897 |
hex | b61311e |
190918942 has 8 divisors (see below), whose sum is σ = 303224256. Its totient is φ = 89844192.
The previous prime is 190918939. The next prime is 190918943. The reversal of 190918942 is 249819091.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190918943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2807598 + ... + 2807665.
It is an arithmetic number, because the mean of its divisors is an integer number (37903032).
Almost surely, 2190918942 is an apocalyptic number.
190918942 is a deficient number, since it is larger than the sum of its proper divisors (112305314).
190918942 is a wasteful number, since it uses less digits than its factorization.
190918942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5615282.
The product of its (nonzero) digits is 46656, while the sum is 43.
The square root of 190918942 is about 13817.3420743644. The cubic root of 190918942 is about 575.8150427727.
The spelling of 190918942 in words is "one hundred ninety million, nine hundred eighteen thousand, nine hundred forty-two".
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