Base | Representation |
---|---|
bin | 10100101110011101… |
… | …11101111101101001 |
3 | 1001201110211020120010 |
4 | 22113032331331221 |
5 | 140242031434100 |
6 | 5040050522133 |
7 | 542512535610 |
oct | 122716757551 |
9 | 31643736503 |
10 | 11127218025 |
11 | 47a002a660 |
12 | 21a6596349 |
13 | 10843aaaa1 |
14 | 777b48877 |
15 | 451d1d750 |
hex | 2973bdf69 |
11127218025 has 48 divisors (see below), whose sum is σ = 22936531968. Its totient is φ = 4624296000.
The previous prime is 11127218023. The next prime is 11127218041. The reversal of 11127218025 is 52081272111.
It is not a de Polignac number, because 11127218025 - 21 = 11127218023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11127217983 and 11127218001.
It is not an unprimeable number, because it can be changed into a prime (11127218023) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 957621 + ... + 969170.
It is an arithmetic number, because the mean of its divisors is an integer number (477844416).
Almost surely, 211127218025 is an apocalyptic number.
11127218025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
11127218025 is an abundant number, since it is smaller than the sum of its proper divisors (11809313943).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11127218025 is a wasteful number, since it uses less digits than its factorization.
11127218025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1926822 (or 1926817 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 30.
The spelling of 11127218025 in words is "eleven billion, one hundred twenty-seven million, two hundred eighteen thousand, twenty-five".
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