Base | Representation |
---|---|
bin | 1101111100110… |
… | …01101000111101 |
3 | 22011012021222012 |
4 | 12332121220331 |
5 | 214424134440 |
6 | 15340101005 |
7 | 2620443545 |
oct | 676315075 |
9 | 264167865 |
10 | 117021245 |
11 | 60067880 |
12 | 33234765 |
13 | 1b323153 |
14 | 11782325 |
15 | a417e65 |
hex | 6f99a3d |
117021245 has 8 divisors (see below), whose sum is σ = 153191520. Its totient is φ = 85106320.
The previous prime is 117021197. The next prime is 117021259. The reversal of 117021245 is 542120711.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 117021245 - 220 = 115972669 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 117021245.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063775 + ... + 1063884.
It is an arithmetic number, because the mean of its divisors is an integer number (19148940).
Almost surely, 2117021245 is an apocalyptic number.
It is an amenable number.
117021245 is a deficient number, since it is larger than the sum of its proper divisors (36170275).
117021245 is a wasteful number, since it uses less digits than its factorization.
117021245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2127675.
The product of its (nonzero) digits is 560, while the sum is 23.
The square root of 117021245 is about 10817.6358322879. The cubic root of 117021245 is about 489.1269264851.
Adding to 117021245 its reverse (542120711), we get a palindrome (659141956).
The spelling of 117021245 in words is "one hundred seventeen million, twenty-one thousand, two hundred forty-five".
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