Base | Representation |
---|---|
bin | 110111111011010110… |
… | …0101100110101101001 |
3 | 102111000012001002020212 |
4 | 1233312230230311221 |
5 | 3431432333430441 |
6 | 131101412430505 |
7 | 11451156624524 |
oct | 1576654546551 |
9 | 374005032225 |
10 | 120103030121 |
11 | 46a32036188 |
12 | 1b33a318435 |
13 | b43064c139 |
14 | 5b54cc5bbb |
15 | 31ce057eeb |
hex | 1bf6b2cd69 |
120103030121 has 8 divisors (see below), whose sum is σ = 120945202944. Its totient is φ = 119261834640.
The previous prime is 120103030111. The next prime is 120103030133. The reversal of 120103030121 is 121030301021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-120103030121 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120103030096 and 120103030105.
It is not an unprimeable number, because it can be changed into a prime (120103030111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3176 + ... + 490118.
It is an arithmetic number, because the mean of its divisors is an integer number (15118150368).
Almost surely, 2120103030121 is an apocalyptic number.
It is an amenable number.
120103030121 is a deficient number, since it is larger than the sum of its proper divisors (842172823).
120103030121 is a wasteful number, since it uses less digits than its factorization.
120103030121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 488671.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 120103030121 its reverse (121030301021), we get a palindrome (241133331142).
The spelling of 120103030121 in words is "one hundred twenty billion, one hundred three million, thirty thousand, one hundred twenty-one".
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