Base | Representation |
---|---|
bin | 10110101011110… |
… | …01100000111110 |
3 | 111021001201210010 |
4 | 23111321200332 |
5 | 342203234412 |
6 | 30514324050 |
7 | 4500303201 |
oct | 1325714076 |
9 | 437051703 |
10 | 190289982 |
11 | 98460753 |
12 | 53889626 |
13 | 3056772c |
14 | 1b3b5938 |
15 | 11a8c33c |
hex | b57983e |
190289982 has 8 divisors (see below), whose sum is σ = 380579976. Its totient is φ = 63429992.
The previous prime is 190289951. The next prime is 190289989. The reversal of 190289982 is 289982091.
It is a sphenic number, since it is the product of 3 distinct primes.
190289982 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190289989) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15857493 + ... + 15857504.
It is an arithmetic number, because the mean of its divisors is an integer number (47572497).
Almost surely, 2190289982 is an apocalyptic number.
190289982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190289982 is a wasteful number, since it uses less digits than its factorization.
190289982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31715002.
The product of its (nonzero) digits is 186624, while the sum is 48.
The square root of 190289982 is about 13794.5634943626. The cubic root of 190289982 is about 575.1820288211.
It can be divided in two parts, 190289 and 982, that added together give a triangular number (191271 = T618).
The spelling of 190289982 in words is "one hundred ninety million, two hundred eighty-nine thousand, nine hundred eighty-two".
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