Base | Representation |
---|---|
bin | 10101001110011111… |
… | …01111110110101101 |
3 | 1002102012022120002210 |
4 | 22213033233312231 |
5 | 141314314422322 |
6 | 5122444441033 |
7 | 552254123220 |
oct | 124717576655 |
9 | 32365276083 |
10 | 11395857837 |
11 | 4918734731 |
12 | 2260549179 |
13 | 10c7c48760 |
14 | 7a16b75b7 |
15 | 46a6d570c |
hex | 2a73efdad |
11395857837 has 32 divisors (see below), whose sum is σ = 18768531712. Its totient is φ = 5989261824.
The previous prime is 11395857833. The next prime is 11395857853. The reversal of 11395857837 is 73875859311.
It is not a de Polignac number, because 11395857837 - 22 = 11395857833 is a prime.
It is a super-2 number, since 2×113958578372 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11395857833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273 + ... + 150969.
It is an arithmetic number, because the mean of its divisors is an integer number (586516616).
Almost surely, 211395857837 is an apocalyptic number.
It is an amenable number.
11395857837 is a deficient number, since it is larger than the sum of its proper divisors (7372673875).
11395857837 is a wasteful number, since it uses less digits than its factorization.
11395857837 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150997.
The product of its digits is 6350400, while the sum is 57.
The spelling of 11395857837 in words is "eleven billion, three hundred ninety-five million, eight hundred fifty-seven thousand, eight hundred thirty-seven".
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