Base | Representation |
---|---|
bin | 10110110001001… |
… | …11000110010110 |
3 | 111022101212002110 |
4 | 23120213012112 |
5 | 342344012412 |
6 | 30541451450 |
7 | 4506324114 |
oct | 1330470626 |
9 | 438355073 |
10 | 191000982 |
11 | 988a6957 |
12 | 53b70b86 |
13 | 30756243 |
14 | 1b51cab4 |
15 | 11b7cd3c |
hex | b627196 |
191000982 has 16 divisors (see below), whose sum is σ = 394324992. Its totient is φ = 61613160.
The previous prime is 191000981. The next prime is 191001007. The reversal of 191000982 is 289000191.
191000982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (191000981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513258 + ... + 513629.
It is an arithmetic number, because the mean of its divisors is an integer number (24645312).
Almost surely, 2191000982 is an apocalyptic number.
191000982 is an abundant number, since it is smaller than the sum of its proper divisors (203324010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
191000982 is a wasteful number, since it uses less digits than its factorization.
191000982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1026923.
The product of its (nonzero) digits is 1296, while the sum is 30.
The square root of 191000982 is about 13820.3104885527. The cubic root of 191000982 is about 575.8975090116.
It can be divided in two parts, 19 and 1000982, that added together give a palindrome (1001001).
The spelling of 191000982 in words is "one hundred ninety-one million, nine hundred eighty-two", and thus it is an aban number.
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