Base | Representation |
---|---|
bin | 11101110110110101000000… |
… | …110110101010011101100101 |
3 | 122012221012221221122110111201 |
4 | 131312311000312222131211 |
5 | 114202400140020242013 |
6 | 1143135255222402501 |
7 | 36441626021136064 |
oct | 3566650066523545 |
9 | 565835857573451 |
10 | 131311123212133 |
11 | 38926809863317 |
12 | 12888b85590431 |
13 | 583677cc86c47 |
14 | 245d6c6b2c1db |
15 | 102aa84c9a3dd |
hex | 776d40daa765 |
131311123212133 has 8 divisors (see below), whose sum is σ = 139102631364320. Its totient is φ = 123607654700400.
The previous prime is 131311123212083. The next prime is 131311123212151. The reversal of 131311123212133 is 331212321113131.
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 131311123212133 - 29 = 131311123211621 is a prime.
It is a super-2 number, since 2×1313111232121332 (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 (131311123212733) 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, 22009907043 + ... + 22009913008.
It is an arithmetic number, because the mean of its divisors is an integer number (17387828920540).
Almost surely, 2131311123212133 is an apocalyptic number.
It is an amenable number.
131311123212133 is a deficient number, since it is larger than the sum of its proper divisors (7791508152187).
131311123212133 is a wasteful number, since it uses less digits than its factorization.
131311123212133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44019820227.
The product of its digits is 1944, while the sum is 28.
Adding to 131311123212133 its reverse (331212321113131), we get a palindrome (462523444325264).
The spelling of 131311123212133 in words is "one hundred thirty-one trillion, three hundred eleven billion, one hundred twenty-three million, two hundred twelve thousand, one hundred thirty-three".
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