Base | Representation |
---|---|
bin | 10111010011001… |
… | …00111001010001 |
3 | 111121202210210200 |
4 | 23221210321101 |
5 | 400013322101 |
6 | 31221045413 |
7 | 4562166261 |
oct | 1351447121 |
9 | 447683720 |
10 | 195448401 |
11 | a0364305 |
12 | 55556869 |
13 | 31652655 |
14 | 1bd597a1 |
15 | 1225a986 |
hex | ba64e51 |
195448401 has 6 divisors (see below), whose sum is σ = 282314370. Its totient is φ = 130298928.
The previous prime is 195448399. The next prime is 195448403. The reversal of 195448401 is 104844591.
195448401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (195448399) and next prime (195448403).
It can be written as a sum of positive squares in only one way, i.e., 180633600 + 14814801 = 13440^2 + 3849^2 .
It is not a de Polignac number, because 195448401 - 21 = 195448399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (195448403) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10858236 + ... + 10858253.
It is an arithmetic number, because the mean of its divisors is an integer number (47052395).
Almost surely, 2195448401 is an apocalyptic number.
It is an amenable number.
195448401 is a deficient number, since it is larger than the sum of its proper divisors (86865969).
195448401 is a wasteful number, since it uses less digits than its factorization.
195448401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21716495 (or 21716492 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 195448401 is about 13980.2861558696. The cubic root of 195448401 is about 580.3331429355. Note that the first 3 decimals are identical.
The spelling of 195448401 in words is "one hundred ninety-five million, four hundred forty-eight thousand, four hundred one".
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