Base | Representation |
---|---|
bin | 11101110010010011011000… |
… | …111011011111000001101010 |
3 | 122011211111021010122001221210 |
4 | 131302103120323133001222 |
5 | 114132301242323001414 |
6 | 1142340345012013550 |
7 | 36410306432351403 |
oct | 3562233073370152 |
9 | 564744233561853 |
10 | 131000142000234 |
11 | 38816936aa0a91 |
12 | 128388566012b6 |
13 | 58133500ab620 |
14 | 244c62540a9aa |
15 | 102293350de59 |
hex | 7724d8edf06a |
131000142000234 has 64 divisors (see below), whose sum is σ = 288791465010048. Its totient is φ = 39360039264000.
The previous prime is 131000142000227. The next prime is 131000142000239. The reversal of 131000142000234 is 432000241000131.
It is a super-2 number, since 2×1310001420002342 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 131000142000234.
It is not an unprimeable number, because it can be changed into a prime (131000142000239) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7704684 + ... + 17926584.
It is an arithmetic number, because the mean of its divisors is an integer number (4512366640782).
Almost surely, 2131000142000234 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 131000142000234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144395732505024).
131000142000234 is an abundant number, since it is smaller than the sum of its proper divisors (157791323009814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131000142000234 is a wasteful number, since it uses less digits than its factorization.
131000142000234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10225783.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 131000142000234 its reverse (432000241000131), we get a palindrome (563000383000365).
The spelling of 131000142000234 in words is "one hundred thirty-one trillion, one hundred forty-two million, two hundred thirty-four", and thus it is an aban number.
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