Base | Representation |
---|---|
bin | 11101110111001001100101… |
… | …111100000110001110000101 |
3 | 122020000022222221002021111122 |
4 | 131313021211330012032011 |
5 | 114203230413334330041 |
6 | 1143153352022243325 |
7 | 36443340425526545 |
oct | 3567114574061605 |
9 | 566008887067448 |
10 | 131333220230021 |
11 | 38935118a73977 |
12 | 12891311886545 |
13 | 5838891c47264 |
14 | 24607c1725325 |
15 | 102b429b8ec4b |
hex | 777265f06385 |
131333220230021 has 8 divisors (see below), whose sum is σ = 135612022560000. Its totient is φ = 127057058327520.
The previous prime is 131333220229999. The next prime is 131333220230029. The reversal of 131333220230021 is 120032022333131.
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 131333220230021 - 210 = 131333220228997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131333220230029) 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, 660005771 + ... + 660204728.
It is an arithmetic number, because the mean of its divisors is an integer number (16951502820000).
Almost surely, 2131333220230021 is an apocalyptic number.
It is an amenable number.
131333220230021 is a deficient number, since it is larger than the sum of its proper divisors (4278802329979).
131333220230021 is a wasteful number, since it uses less digits than its factorization.
131333220230021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1320213739.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 131333220230021 its reverse (120032022333131), we get a palindrome (251365242563152).
The spelling of 131333220230021 in words is "one hundred thirty-one trillion, three hundred thirty-three billion, two hundred twenty million, two hundred thirty thousand, twenty-one".
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