Base | Representation |
---|---|
bin | 10101111011010101… |
… | …10011010000000001 |
3 | 1010101102012000112001 |
4 | 22331222303100001 |
5 | 143102121022020 |
6 | 5224043504001 |
7 | 564502521526 |
oct | 127552632001 |
9 | 33342160461 |
10 | 11772048385 |
11 | 4aa1018209 |
12 | 2346528001 |
13 | 1157b71a06 |
14 | 7d964114d |
15 | 48d74450a |
hex | 2bdab3401 |
11772048385 has 8 divisors (see below), whose sum is σ = 14128240896. Its totient is φ = 9416450160.
The previous prime is 11772048383. The next prime is 11772048451. The reversal of 11772048385 is 58384027711.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11772048385 - 21 = 11772048383 is a prime.
It is a super-2 number, since 2×117720483852 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11772048383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103761 + ... + 185230.
It is an arithmetic number, because the mean of its divisors is an integer number (1766030112).
Almost surely, 211772048385 is an apocalyptic number.
It is an amenable number.
11772048385 is a deficient number, since it is larger than the sum of its proper divisors (2356192511).
11772048385 is an equidigital number, since it uses as much as digits as its factorization.
11772048385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297143.
The product of its (nonzero) digits is 376320, while the sum is 46.
The spelling of 11772048385 in words is "eleven billion, seven hundred seventy-two million, forty-eight thousand, three hundred eighty-five".
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