Base | Representation |
---|---|
bin | 1011011001101101100… |
… | …1000101010101000001 |
3 | 200201121020212001221100 |
4 | 2312123121011111001 |
5 | 11202130411302400 |
6 | 225553012245013 |
7 | 20103050251332 |
oct | 2663331052501 |
9 | 621536761840 |
10 | 195880572225 |
11 | 76088527138 |
12 | 31b68010769 |
13 | 15618a44150 |
14 | 96a2d60289 |
15 | 51669ad100 |
hex | 2d9b645541 |
195880572225 has 36 divisors (see below), whose sum is σ = 377831864956. Its totient is φ = 96433511040.
The previous prime is 195880572221. The next prime is 195880572233. The reversal of 195880572225 is 522275088591.
195880572225 is a `hidden beast` number, since 1 + 9 + 588 + 0 + 57 + 2 + 2 + 2 + 5 = 666.
It can be written as a sum of positive squares in 6 ways, for example, as 1177244721 + 194703327504 = 34311^2 + 441252^2 .
It is not a de Polignac number, because 195880572225 - 22 = 195880572221 is a prime.
It is not an unprimeable number, because it can be changed into a prime (195880572221) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33480934 + ... + 33486783.
Almost surely, 2195880572225 is an apocalyptic number.
195880572225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
195880572225 is a deficient number, since it is larger than the sum of its proper divisors (181951292731).
195880572225 is a wasteful number, since it uses less digits than its factorization.
195880572225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66967746 (or 66967738 counting only the distinct ones).
The product of its (nonzero) digits is 4032000, while the sum is 54.
The spelling of 195880572225 in words is "one hundred ninety-five billion, eight hundred eighty million, five hundred seventy-two thousand, two hundred twenty-five".
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