Base | Representation |
---|---|
bin | 1110011100000… |
… | …01101101001010 |
3 | 22102220101222212 |
4 | 13032001231022 |
5 | 222001230024 |
6 | 20003545122 |
7 | 3000324200 |
oct | 716015512 |
9 | 272811885 |
10 | 121117514 |
11 | 62405421 |
12 | 3468b1a2 |
13 | 1c12878b |
14 | 1212b070 |
15 | a976a0e |
hex | 7381b4a |
121117514 has 48 divisors (see below), whose sum is σ = 230234400. Its totient is φ = 47458656.
The previous prime is 121117489. The next prime is 121117523. The reversal of 121117514 is 415711121.
It is a self number, because there is not a number n which added to its sum of digits gives 121117514.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52877 + ... + 55119.
It is an arithmetic number, because the mean of its divisors is an integer number (4796550).
Almost surely, 2121117514 is an apocalyptic number.
121117514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
121117514 is a deficient number, since it is larger than the sum of its proper divisors (109116886).
121117514 is a wasteful number, since it uses less digits than its factorization.
121117514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2307 (or 2300 counting only the distinct ones).
The product of its digits is 280, while the sum is 23.
The square root of 121117514 is about 11005.3402491699. The cubic root of 121117514 is about 494.7688122197.
Adding to 121117514 its reverse (415711121), we get a palindrome (536828635).
The spelling of 121117514 in words is "one hundred twenty-one million, one hundred seventeen thousand, five hundred fourteen".
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