Base | Representation |
---|---|
bin | 111000010110001011… |
… | …1000010001011000101 |
3 | 102120022221002112210122 |
4 | 1300230113002023011 |
5 | 3440303322220010 |
6 | 131331013031325 |
7 | 11512401151421 |
oct | 1605427021305 |
9 | 376287075718 |
10 | 121003320005 |
11 | 47354246307 |
12 | 1b54b925545 |
13 | b545017749 |
14 | 5bdc6b9b81 |
15 | 32330e0855 |
hex | 1c2c5c22c5 |
121003320005 has 8 divisors (see below), whose sum is σ = 147042009600. Its totient is φ = 95577305616.
The previous prime is 121003319959. The next prime is 121003320041. The reversal of 121003320005 is 500023300121.
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-121003320005 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153168365 + ... + 153169154.
It is an arithmetic number, because the mean of its divisors is an integer number (18380251200).
Almost surely, 2121003320005 is an apocalyptic number.
It is an amenable number.
121003320005 is a deficient number, since it is larger than the sum of its proper divisors (26038689595).
121003320005 is an equidigital number, since it uses as much as digits as its factorization.
121003320005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306337603.
The product of its (nonzero) digits is 180, while the sum is 17.
Adding to 121003320005 its reverse (500023300121), we get a palindrome (621026620126).
The spelling of 121003320005 in words is "one hundred twenty-one billion, three million, three hundred twenty thousand, five".
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