Base | Representation |
---|---|
bin | 111001011010101011… |
… | …1110110100011000001 |
3 | 102210021010111020221201 |
4 | 1302311113312203001 |
5 | 4010010303404441 |
6 | 132351050021201 |
7 | 11623352550550 |
oct | 1626527664301 |
9 | 383233436851 |
10 | 123302013121 |
11 | 48323854491 |
12 | 1ba91717801 |
13 | b820322aa1 |
14 | 5d79ac7d97 |
15 | 3319d04c31 |
hex | 1cb55f68c1 |
123302013121 has 8 divisors (see below), whose sum is σ = 140919502400. Its totient is φ = 105685252848.
The previous prime is 123302013119. The next prime is 123302013143. The reversal of 123302013121 is 121310203321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 123302013121 - 21 = 123302013119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123302013101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247870 + ... + 555016.
It is an arithmetic number, because the mean of its divisors is an integer number (17614937800).
Almost surely, 2123302013121 is an apocalyptic number.
It is an amenable number.
123302013121 is a deficient number, since it is larger than the sum of its proper divisors (17617489279).
123302013121 is an equidigital number, since it uses as much as digits as its factorization.
123302013121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364503.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 123302013121 its reverse (121310203321), we get a palindrome (244612216442).
The spelling of 123302013121 in words is "one hundred twenty-three billion, three hundred two million, thirteen thousand, one hundred twenty-one".
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