Base | Representation |
---|---|
bin | 10110111010100010… |
… | …11011111111101111 |
3 | 1011202100220002110012 |
4 | 23131101123333233 |
5 | 200143340123242 |
6 | 5352424203435 |
7 | 613601400455 |
oct | 133521337757 |
9 | 34670802405 |
10 | 12302270447 |
11 | 5243346965 |
12 | 247400957b |
13 | 1210978b8c |
14 | 849c229d5 |
15 | 4c007c282 |
hex | 2dd45bfef |
12302270447 has 8 divisors (see below), whose sum is σ = 12336993360. Its totient is φ = 12267597760.
The previous prime is 12302270443. The next prime is 12302270479. The reversal of 12302270447 is 74407220321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12302270447 - 22 = 12302270443 is a prime.
It is a super-2 number, since 2×123022704472 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12302270443) 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, 507929 + ... + 531597.
It is an arithmetic number, because the mean of its divisors is an integer number (1542124170).
Almost surely, 212302270447 is an apocalyptic number.
12302270447 is a deficient number, since it is larger than the sum of its proper divisors (34722913).
12302270447 is an equidigital number, since it uses as much as digits as its factorization.
12302270447 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25113.
The product of its (nonzero) digits is 18816, while the sum is 32.
Adding to 12302270447 its reverse (74407220321), we get a palindrome (86709490768).
The spelling of 12302270447 in words is "twelve billion, three hundred two million, two hundred seventy thousand, four hundred forty-seven".
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