Base | Representation |
---|---|
bin | 111001001110110… |
… | …0111010111100110 |
3 | 11221211111200222200 |
4 | 1302131213113212 |
5 | 12413103203204 |
6 | 514320035330 |
7 | 65405561565 |
oct | 16235472746 |
9 | 4854450880 |
10 | 1920366054 |
11 | 8a5aa6492 |
12 | 457162b46 |
13 | 247b14799 |
14 | 143089bdc |
15 | b38d2539 |
hex | 727675e6 |
1920366054 has 12 divisors (see below), whose sum is σ = 4160793156. Its totient is φ = 640122012.
The previous prime is 1920366011. The next prime is 1920366113. The reversal of 1920366054 is 4506630291.
It is a happy number.
1920366054 is a `hidden beast` number, since 19 + 2 + 0 + 36 + 605 + 4 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 53343484 + ... + 53343519.
It is an arithmetic number, because the mean of its divisors is an integer number (346732763).
Almost surely, 21920366054 is an apocalyptic number.
1920366054 is an abundant number, since it is smaller than the sum of its proper divisors (2240427102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1920366054 is a wasteful number, since it uses less digits than its factorization.
1920366054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106687011 (or 106687008 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The square root of 1920366054 is about 43821.9814020316. The cubic root of 1920366054 is about 1242.9719845073.
The spelling of 1920366054 in words is "one billion, nine hundred twenty million, three hundred sixty-six thousand, fifty-four".
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