Base | Representation |
---|---|
bin | 111111000101111… |
… | …1010001101010111 |
3 | 12110112121100022120 |
4 | 1332023322031113 |
5 | 13313431114343 |
6 | 550023431023 |
7 | 103314432000 |
oct | 17613721527 |
9 | 5415540276 |
10 | 2117051223 |
11 | 997024a11 |
12 | 4b0bb5473 |
13 | 2797ab041 |
14 | 1612481a7 |
15 | c5cd4683 |
hex | 7e2fa357 |
2117051223 has 16 divisors (see below), whose sum is σ = 3291820800. Its totient is φ = 1209742968.
The previous prime is 2117051197. The next prime is 2117051227. The reversal of 2117051223 is 3221507112.
It is not a de Polignac number, because 2117051223 - 28 = 2117050967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2117051193 and 2117051202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2117051227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1027665 + ... + 1029722.
It is an arithmetic number, because the mean of its divisors is an integer number (205738800).
Almost surely, 22117051223 is an apocalyptic number.
2117051223 is a deficient number, since it is larger than the sum of its proper divisors (1174769577).
2117051223 is an equidigital number, since it uses as much as digits as its factorization.
2117051223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2057411 (or 2057397 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 2117051223 is about 46011.4249181657. The cubic root of 2117051223 is about 1284.0357693522.
Adding to 2117051223 its reverse (3221507112), we get a palindrome (5338558335).
The spelling of 2117051223 in words is "two billion, one hundred seventeen million, fifty-one thousand, two hundred twenty-three".
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