Base | Representation |
---|---|
bin | 10111010010000… |
… | …11110101101001 |
3 | 111121111221001212 |
4 | 23221003311221 |
5 | 400000004001 |
6 | 31214122505 |
7 | 4561063442 |
oct | 1351036551 |
9 | 447457055 |
10 | 195313001 |
11 | a0281604 |
12 | 554b0435 |
13 | 31605b30 |
14 | 1bd222c9 |
15 | 122307bb |
hex | ba43d69 |
195313001 has 8 divisors (see below), whose sum is σ = 210748104. Its totient is φ = 179936640.
The previous prime is 195312979. The next prime is 195313031. The reversal of 195313001 is 100313591.
It can be written as a sum of positive squares in 4 ways, for example, as 4734976 + 190578025 = 2176^2 + 13805^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 195313001 - 214 = 195296617 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (195313031) 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, 7646 + ... + 21191.
It is an arithmetic number, because the mean of its divisors is an integer number (26343513).
Almost surely, 2195313001 is an apocalyptic number.
It is an amenable number.
195313001 is a deficient number, since it is larger than the sum of its proper divisors (15435103).
195313001 is a wasteful number, since it uses less digits than its factorization.
195313001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29371.
The product of its (nonzero) digits is 405, while the sum is 23.
The square root of 195313001 is about 13975.4427836831. The cubic root of 195313001 is about 580.1991002942.
Adding to 195313001 its reverse (100313591), we get a palindrome (295626592).
The spelling of 195313001 in words is "one hundred ninety-five million, three hundred thirteen thousand, one".
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