Base | Representation |
---|---|
bin | 111110111100100… |
… | …1110110110110111 |
3 | 12110012101121001022 |
4 | 1331321032312313 |
5 | 13311202430223 |
6 | 545330451355 |
7 | 103225010324 |
oct | 17571166667 |
9 | 5405347038 |
10 | 2112155063 |
11 | 9942903a7 |
12 | 4ab433b5b |
13 | 2787855c5 |
14 | 160731b4b |
15 | c5668ac8 |
hex | 7de4edb7 |
2112155063 has 8 divisors (see below), whose sum is σ = 2141896848. Its totient is φ = 2082435264.
The previous prime is 2112155029. The next prime is 2112155081. The reversal of 2112155063 is 3605512112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2112155063 is a prime.
It is a super-2 number, since 2×21121550632 = 8922398020313067938, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112155263) 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, 326981 + ... + 333377.
It is an arithmetic number, because the mean of its divisors is an integer number (267737106).
Almost surely, 22112155063 is an apocalyptic number.
2112155063 is a deficient number, since it is larger than the sum of its proper divisors (29741785).
2112155063 is an equidigital number, since it uses as much as digits as its factorization.
2112155063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10993.
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 2112155063 is about 45958.1882040622. The cubic root of 2112155063 is about 1283.0451308445.
Adding to 2112155063 its reverse (3605512112), we get a palindrome (5717667175).
The spelling of 2112155063 in words is "two billion, one hundred twelve million, one hundred fifty-five thousand, sixty-three".
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