Base | Representation |
---|---|
bin | 1011111001110000… |
… | …0111010010110001 |
3 | 22020200000220012211 |
4 | 2332130013102301 |
5 | 23020412302240 |
6 | 1245012452121 |
7 | 142114254115 |
oct | 27634072261 |
9 | 8220026184 |
10 | 3195040945 |
11 | 139a576608 |
12 | 75201a041 |
13 | 3bbc23595 |
14 | 224497745 |
15 | 13a76dbea |
hex | be7074b1 |
3195040945 has 24 divisors (see below), whose sum is σ = 4112581824. Its totient is φ = 2382210816.
The previous prime is 3195040943. The next prime is 3195040973. The reversal of 3195040945 is 5490405913.
It is not a de Polignac number, because 3195040945 - 21 = 3195040943 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3195040898 and 3195040907.
It is not an unprimeable number, because it can be changed into a prime (3195040943) 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 23 ways as a sum of consecutive naturals, for example, 138102 + ... + 159568.
It is an arithmetic number, because the mean of its divisors is an integer number (171357576).
Almost surely, 23195040945 is an apocalyptic number.
It is an amenable number.
3195040945 is a deficient number, since it is larger than the sum of its proper divisors (917540879).
3195040945 is a wasteful number, since it uses less digits than its factorization.
3195040945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21609 (or 21592 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 40.
The square root of 3195040945 is about 56524.6932322503. The cubic root of 3195040945 is about 1472.8509844435.
The spelling of 3195040945 in words is "three billion, one hundred ninety-five million, forty thousand, nine hundred forty-five".
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