Base | Representation |
---|---|
bin | 10110111010100001… |
… | …00001010100110001 |
3 | 1011202100102212210112 |
4 | 23131100201110301 |
5 | 200143304431004 |
6 | 5352415111105 |
7 | 613566350024 |
oct | 133520412461 |
9 | 34670385715 |
10 | 12302030129 |
11 | 52431a2354 |
12 | 2473b12495 |
13 | 12108c368c |
14 | 849b9d1bb |
15 | 4c0030e6e |
hex | 2dd421531 |
12302030129 has 4 divisors (see below), whose sum is σ = 12302672676. Its totient is φ = 12301387584.
The previous prime is 12302030113. The next prime is 12302030131. The reversal of 12302030129 is 92103020321.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8836000000 + 3466030129 = 94000^2 + 58873^2 .
It is a cyclic number.
It is not a de Polignac number, because 12302030129 - 24 = 12302030113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12302030029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291644 + ... + 331149.
It is an arithmetic number, because the mean of its divisors is an integer number (3075668169).
Almost surely, 212302030129 is an apocalyptic number.
It is an amenable number.
12302030129 is a deficient number, since it is larger than the sum of its proper divisors (642547).
12302030129 is an equidigital number, since it uses as much as digits as its factorization.
12302030129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642546.
The product of its (nonzero) digits is 648, while the sum is 23.
The spelling of 12302030129 in words is "twelve billion, three hundred two million, thirty thousand, one hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •