Base | Representation |
---|---|
bin | 10111000011110… |
… | …11000011111110 |
3 | 111110222212121020 |
4 | 23201323003332 |
5 | 344010121141 |
6 | 31110045010 |
7 | 4536141660 |
oct | 1341730376 |
9 | 443885536 |
10 | 193442046 |
11 | 9a213966 |
12 | 54949766 |
13 | 310cc365 |
14 | 1b996530 |
15 | 11eb1266 |
hex | b87b0fe |
193442046 has 32 divisors (see below), whose sum is σ = 456419328. Its totient is φ = 53485920.
The previous prime is 193442033. The next prime is 193442047. The reversal of 193442046 is 640244391.
It is a super-2 number, since 2×1934420462 = 74839650321332232, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 193441998 and 193442016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (193442047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72985 + ... + 75588.
It is an arithmetic number, because the mean of its divisors is an integer number (14263104).
Almost surely, 2193442046 is an apocalyptic number.
193442046 is an abundant number, since it is smaller than the sum of its proper divisors (262977282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193442046 is a wasteful number, since it uses less digits than its factorization.
193442046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148616.
The product of its (nonzero) digits is 20736, while the sum is 33.
The square root of 193442046 is about 13908.3444737323. The cubic root of 193442046 is about 578.3405260248.
The spelling of 193442046 in words is "one hundred ninety-three million, four hundred forty-two thousand, forty-six".
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