Base | Representation |
---|---|
bin | 11101110101001110110110… |
… | …001010101000011010110110 |
3 | 122012112201210200220020012201 |
4 | 131311032312022220122312 |
5 | 114144101003042344342 |
6 | 1143013033513535114 |
7 | 36430663360161310 |
oct | 3565166612503266 |
9 | 565481720806181 |
10 | 131201422231222 |
11 | 38894235487722 |
12 | 1286b86aa1449a |
13 | 5829319703515 |
14 | 245827b5447b0 |
15 | 1027cb406adb7 |
hex | 7753b62a86b6 |
131201422231222 has 8 divisors (see below), whose sum is σ = 224916723824976. Its totient is φ = 56229180956232.
The previous prime is 131201422231213. The next prime is 131201422231259. The reversal of 131201422231222 is 222132224102131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1312014222312222 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4685765079673 + ... + 4685765079700.
It is an arithmetic number, because the mean of its divisors is an integer number (28114590478122).
Almost surely, 2131201422231222 is an apocalyptic number.
131201422231222 is a deficient number, since it is larger than the sum of its proper divisors (93715301593754).
131201422231222 is an equidigital number, since it uses as much as digits as its factorization.
131201422231222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9371530159382.
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 131201422231222 its reverse (222132224102131), we get a palindrome (353333646333353).
The spelling of 131201422231222 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred twenty-two million, two hundred thirty-one thousand, two hundred twenty-two".
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