Base | Representation |
---|---|
bin | 11011110001011010110101… |
… | …011001000100101000010111 |
3 | 121000110210021012112102221011 |
4 | 123301122311121010220113 |
5 | 112002144011220243221 |
6 | 1111435511255433051 |
7 | 34504364261662162 |
oct | 3361326531045027 |
9 | 530423235472834 |
10 | 122143323212311 |
11 | 35a11768757795 |
12 | 1184823b985787 |
13 | 53200b1ba193b |
14 | 2223aa864aad9 |
15 | e1c364e901e1 |
hex | 6f16b5644a17 |
122143323212311 has 8 divisors (see below), whose sum is σ = 126906931216800. Its totient is φ = 117416499826080.
The previous prime is 122143323212297. The next prime is 122143323212321. The reversal of 122143323212311 is 113212323341221.
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 122143323212311 - 221 = 122143321115159 is a prime.
It is a super-2 number, since 2×1221433232123112 (a number of 29 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 (122143323212321) 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, 9196147795 + ... + 9196161076.
It is an arithmetic number, because the mean of its divisors is an integer number (15863366402100).
Almost surely, 2122143323212311 is an apocalyptic number.
122143323212311 is a deficient number, since it is larger than the sum of its proper divisors (4763608004489).
122143323212311 is a wasteful number, since it uses less digits than its factorization.
122143323212311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18392309129.
The product of its digits is 10368, while the sum is 31.
Adding to 122143323212311 its reverse (113212323341221), we get a palindrome (235355646553532).
The spelling of 122143323212311 in words is "one hundred twenty-two trillion, one hundred forty-three billion, three hundred twenty-three million, two hundred twelve thousand, three hundred eleven".
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