Base | Representation |
---|---|
bin | 10101001101110100… |
… | …10001010110010111 |
3 | 1002101210201112020020 |
4 | 22212322101112113 |
5 | 141311344242423 |
6 | 5122124040223 |
7 | 552155224260 |
oct | 124672212627 |
9 | 32353645206 |
10 | 11390227863 |
11 | 4915539863 |
12 | 225a693073 |
13 | 10c6a27001 |
14 | 7a0a4d967 |
15 | 469e724e3 |
hex | 2a6e91597 |
11390227863 has 32 divisors (see below), whose sum is σ = 18490214400. Its totient is φ = 6091829856.
The previous prime is 11390227861. The next prime is 11390227873. The reversal of 11390227863 is 36872209311.
It is not a de Polignac number, because 11390227863 - 21 = 11390227861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11390227861) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138853 + ... + 205086.
It is an arithmetic number, because the mean of its divisors is an integer number (577819200).
Almost surely, 211390227863 is an apocalyptic number.
11390227863 is a deficient number, since it is larger than the sum of its proper divisors (7099986537).
11390227863 is a wasteful number, since it uses less digits than its factorization.
11390227863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344051.
The product of its (nonzero) digits is 108864, while the sum is 42.
The spelling of 11390227863 in words is "eleven billion, three hundred ninety million, two hundred twenty-seven thousand, eight hundred sixty-three".
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