Base | Representation |
---|---|
bin | 111011010001000000… |
… | …1000010100101001000 |
3 | 110011111211011100011002 |
4 | 1312202001002211020 |
5 | 4041123142431123 |
6 | 134245033354132 |
7 | 12123632063504 |
oct | 1664201024510 |
9 | 404454140132 |
10 | 127272233288 |
11 | 49a80948682 |
12 | 207bb268948 |
13 | c003a187a5 |
14 | 62350c9304 |
15 | 349d646528 |
hex | 1da2042948 |
127272233288 has 12 divisors (see below), whose sum is σ = 238637329395. Its totient is φ = 63635612120.
The previous prime is 127272233281. The next prime is 127272233299. The reversal of 127272233288 is 882332272721.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 63636116644 + 63636116644 = 252262^2 + 252262^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=252262.
It is a super-2 number, since 2×1272722332882 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (127272233281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 945983 + ... + 1072113.
Almost surely, 2127272233288 is an apocalyptic number.
It is an amenable number.
127272233288 is a deficient number, since it is larger than the sum of its proper divisors (111365096107).
127272233288 is an frugal number, since it uses more digits than its factorization.
127272233288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252268 (or 126133 counting only the distinct ones).
The product of its digits is 903168, while the sum is 47.
The spelling of 127272233288 in words is "one hundred twenty-seven billion, two hundred seventy-two million, two hundred thirty-three thousand, two hundred eighty-eight".
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