Base | Representation |
---|---|
bin | 11101000010101001011000… |
… | …011111001001110101110001 |
3 | 121202020102010022220021122111 |
4 | 131002221120133021311301 |
5 | 113220122223313311400 |
6 | 1131352053523005321 |
7 | 35621562032630410 |
oct | 3502513037116561 |
9 | 552212108807574 |
10 | 127725222010225 |
11 | 37773a650427a4 |
12 | 123aa006509841 |
13 | 563658a71b128 |
14 | 2377d10225477 |
15 | eb765d3353ba |
hex | 742a587c9d71 |
127725222010225 has 48 divisors (see below), whose sum is σ = 182273208073600. Its totient is φ = 86970012180480.
The previous prime is 127725222010223. The next prime is 127725222010241. The reversal of 127725222010225 is 522010222527721.
It is not a de Polignac number, because 127725222010225 - 21 = 127725222010223 is a prime.
It is a super-2 number, since 2×1277252220102252 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (127725222010223) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41910961 + ... + 44855089.
Almost surely, 2127725222010225 is an apocalyptic number.
It is an amenable number.
127725222010225 is a deficient number, since it is larger than the sum of its proper divisors (54547986063375).
127725222010225 is a wasteful number, since it uses less digits than its factorization.
127725222010225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2945882 (or 2945877 counting only the distinct ones).
The product of its (nonzero) digits is 156800, while the sum is 40.
Adding to 127725222010225 its reverse (522010222527721), we get a palindrome (649735444537946).
The spelling of 127725222010225 in words is "one hundred twenty-seven trillion, seven hundred twenty-five billion, two hundred twenty-two million, ten thousand, two hundred twenty-five".
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