Base | Representation |
---|---|
bin | 100000011000101001001101… |
… | …110001101001110111011001 |
3 | 200200022021100000001212001101 |
4 | 200120221031301221313121 |
5 | 122132042202121111441 |
6 | 1222531523003151401 |
7 | 42000205133126530 |
oct | 4030511561516731 |
9 | 620267300055041 |
10 | 142431010332121 |
11 | 4142371a188985 |
12 | 13b84101215561 |
13 | 6162257092144 |
14 | 27259aa625317 |
15 | 116ee5655e231 |
hex | 818a4dc69dd9 |
142431010332121 has 128 divisors (see below), whose sum is σ = 179451442888704. Its totient is φ = 110471748341760.
The previous prime is 142431010332119. The next prime is 142431010332133. The reversal of 142431010332121 is 121233010134241.
It is not a de Polignac number, because 142431010332121 - 21 = 142431010332119 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 142431010332121.
It is not an unprimeable number, because it can be changed into a prime (142431010333121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6253270885 + ... + 6253293661.
It is an arithmetic number, because the mean of its divisors is an integer number (1401964397568).
Almost surely, 2142431010332121 is an apocalyptic number.
It is an amenable number.
142431010332121 is a deficient number, since it is larger than the sum of its proper divisors (37020432556583).
142431010332121 is a wasteful number, since it uses less digits than its factorization.
142431010332121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23199.
The product of its (nonzero) digits is 3456, while the sum is 28.
Adding to 142431010332121 its reverse (121233010134241), we get a palindrome (263664020466362).
The spelling of 142431010332121 in words is "one hundred forty-two trillion, four hundred thirty-one billion, ten million, three hundred thirty-two thousand, one hundred twenty-one".
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