Base | Representation |
---|---|
bin | 111101001001101101… |
… | …1010100010001000101 |
3 | 110112222002022200021110 |
4 | 1322103123110101011 |
5 | 4122422020234113 |
6 | 140154555235233 |
7 | 12326202145650 |
oct | 1722333242105 |
9 | 415862280243 |
10 | 131322430533 |
11 | 5076a0a7828 |
12 | 2154b748b19 |
13 | c4cab642c8 |
14 | 64dad88897 |
15 | 3638ed4bc3 |
hex | 1e936d4445 |
131322430533 has 16 divisors (see below), whose sum is σ = 200116442240. Its totient is φ = 75039111936.
The previous prime is 131322430507. The next prime is 131322430579. The reversal of 131322430533 is 335034223131.
It is not a de Polignac number, because 131322430533 - 29 = 131322430021 is a prime.
It is a super-2 number, since 2×1313224305332 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131322430533.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131322430333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817953 + ... + 965241.
It is an arithmetic number, because the mean of its divisors is an integer number (12507277640).
Almost surely, 2131322430533 is an apocalyptic number.
It is an amenable number.
131322430533 is a deficient number, since it is larger than the sum of its proper divisors (68794011707).
131322430533 is a wasteful number, since it uses less digits than its factorization.
131322430533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189756.
The product of its (nonzero) digits is 19440, while the sum is 30.
Adding to 131322430533 its reverse (335034223131), we get a palindrome (466356653664).
The spelling of 131322430533 in words is "one hundred thirty-one billion, three hundred twenty-two million, four hundred thirty thousand, five hundred thirty-three".
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