Base | Representation |
---|---|
bin | 111011001111000100… |
… | …1000100110000000111 |
3 | 110011100021211212001100 |
4 | 1312132021010300013 |
5 | 4041010022333341 |
6 | 134234352231143 |
7 | 12122212422066 |
oct | 1663611046007 |
9 | 404307755040 |
10 | 127207230471 |
11 | 49a48190042 |
12 | 207a153b4b3 |
13 | bcc3409699 |
14 | 622a6081dd |
15 | 3497aa63b6 |
hex | 1d9e244c07 |
127207230471 has 12 divisors (see below), whose sum is σ = 194552235072. Its totient is φ = 79816301376.
The previous prime is 127207230379. The next prime is 127207230499. The reversal of 127207230471 is 174032702721.
It is not a de Polignac number, because 127207230471 - 29 = 127207229959 is a prime.
It is a super-3 number, since 3×1272072304713 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127207220471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 415709751 + ... + 415710056.
It is an arithmetic number, because the mean of its divisors is an integer number (16212686256).
Almost surely, 2127207230471 is an apocalyptic number.
127207230471 is a deficient number, since it is larger than the sum of its proper divisors (67345004601).
127207230471 is a wasteful number, since it uses less digits than its factorization.
127207230471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 831419830 (or 831419827 counting only the distinct ones).
The product of its (nonzero) digits is 32928, while the sum is 36.
The spelling of 127207230471 in words is "one hundred twenty-seven billion, two hundred seven million, two hundred thirty thousand, four hundred seventy-one".
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