Base | Representation |
---|---|
bin | 10111011011000101… |
… | …01011011001010011 |
3 | 1012110101111122021220 |
4 | 23231202223121103 |
5 | 201223224203202 |
6 | 5435454420123 |
7 | 623424436542 |
oct | 135542533123 |
9 | 35411448256 |
10 | 12575225427 |
11 | 5373428a96 |
12 | 252b501643 |
13 | 12553979bb |
14 | 874196159 |
15 | 4d8ee7abc |
hex | 2ed8ab653 |
12575225427 has 8 divisors (see below), whose sum is σ = 17345138640. Its totient is φ = 8094397920.
The previous prime is 12575225371. The next prime is 12575225527. The reversal of 12575225427 is 72452257521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12575225427 - 211 = 12575223379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12575225027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72271324 + ... + 72271497.
It is an arithmetic number, because the mean of its divisors is an integer number (2168142330).
Almost surely, 212575225427 is an apocalyptic number.
12575225427 is a deficient number, since it is larger than the sum of its proper divisors (4769913213).
12575225427 is a wasteful number, since it uses less digits than its factorization.
12575225427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144542853.
The product of its digits is 392000, while the sum is 42.
The spelling of 12575225427 in words is "twelve billion, five hundred seventy-five million, two hundred twenty-five thousand, four hundred twenty-seven".
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