Base | Representation |
---|---|
bin | 1011001100000101010011… |
… | …1111001111111011110111 |
3 | 1121120002011022122122111112 |
4 | 2303001110333033323313 |
5 | 3103024412310432411 |
6 | 42055320330225235 |
7 | 2406543200235140 |
oct | 263012477177367 |
9 | 47502138578445 |
10 | 12302212202231 |
11 | 3a13380085406 |
12 | 1468301b8521b |
13 | 6b312a932ba3 |
14 | 307604856ac7 |
15 | 16501e90bb8b |
hex | b3054fcfef7 |
12302212202231 has 32 divisors (see below), whose sum is σ = 14820003840000. Its totient is φ = 9976037591520.
The previous prime is 12302212202221. The next prime is 12302212202263. The reversal of 12302212202231 is 13220221220321.
It is a happy number.
It is not a de Polignac number, because 12302212202231 - 238 = 12027334295287 is a prime.
It is a super-2 number, since 2×123022122022312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12302212202197 and 12302212202206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12302212202221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395261636 + ... + 395292758.
It is an arithmetic number, because the mean of its divisors is an integer number (463125120000).
Almost surely, 212302212202231 is an apocalyptic number.
12302212202231 is a deficient number, since it is larger than the sum of its proper divisors (2517791637769).
12302212202231 is a wasteful number, since it uses less digits than its factorization.
12302212202231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35139.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12302212202231 its reverse (13220221220321), we get a palindrome (25522433422552).
The spelling of 12302212202231 in words is "twelve trillion, three hundred two billion, two hundred twelve million, two hundred two thousand, two hundred thirty-one".
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