Base | Representation |
---|---|
bin | 10110111010101001… |
… | …01011011100001110 |
3 | 1011202102111021000101 |
4 | 23131110223130032 |
5 | 200144044321032 |
6 | 5352454321314 |
7 | 613611536635 |
oct | 133524533416 |
9 | 34672437011 |
10 | 12303120142 |
11 | 5243877295 |
12 | 247435923a |
13 | 1210bb5861 |
14 | 849da451c |
15 | 4c0198de7 |
hex | 2dd52b70e |
12303120142 has 8 divisors (see below), whose sum is σ = 18688284000. Its totient is φ = 6073692144.
The previous prime is 12303120091. The next prime is 12303120163. The reversal of 12303120142 is 24102130321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×123031201422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38933767 + ... + 38934082.
It is an arithmetic number, because the mean of its divisors is an integer number (2336035500).
Almost surely, 212303120142 is an apocalyptic number.
12303120142 is a deficient number, since it is larger than the sum of its proper divisors (6385163858).
12303120142 is an equidigital number, since it uses as much as digits as its factorization.
12303120142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77867930.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12303120142 its reverse (24102130321), we get a palindrome (36405250463).
The spelling of 12303120142 in words is "twelve billion, three hundred three million, one hundred twenty thousand, one hundred forty-two".
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