Base | Representation |
---|---|
bin | 111010000111010… |
… | …0011011101101100 |
3 | 12000220012212011111 |
4 | 1310032203131230 |
5 | 12443143103312 |
6 | 521254401404 |
7 | 66215330350 |
oct | 16416433554 |
9 | 5026185144 |
10 | 1949972332 |
11 | 910788090 |
12 | 465060264 |
13 | 250cac4a9 |
14 | 146d95460 |
15 | b62ce8a7 |
hex | 743a376c |
1949972332 has 48 divisors (see below), whose sum is σ = 4257872640. Its totient is φ = 759124800.
The previous prime is 1949972317. The next prime is 1949972333. The reversal of 1949972332 is 2332799491.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (1949972333) 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, 732019 + ... + 734677.
It is an arithmetic number, because the mean of its divisors is an integer number (88705680).
Almost surely, 21949972332 is an apocalyptic number.
It is an amenable number.
1949972332 is an abundant number, since it is smaller than the sum of its proper divisors (2307900308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1949972332 is a wasteful number, since it uses less digits than its factorization.
1949972332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5062 (or 5060 counting only the distinct ones).
The product of its digits is 734832, while the sum is 49.
The square root of 1949972332 is about 44158.4910521182. The cubic root of 1949972332 is about 1249.3270686224.
The spelling of 1949972332 in words is "one billion, nine hundred forty-nine million, nine hundred seventy-two thousand, three hundred thirty-two".
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