Base | Representation |
---|---|
bin | 10010000010111110000… |
… | …110110100111110011101 |
3 | 11101120000111021112011220 |
4 | 102002332012310332131 |
5 | 130304301322322031 |
6 | 2345413521003553 |
7 | 155411553300660 |
oct | 22027606647635 |
9 | 4346014245156 |
10 | 1240140042141 |
11 | 438a387a5940 |
12 | 1804204835b9 |
13 | 8cc38690830 |
14 | 4404754b6d7 |
15 | 223d3b36596 |
hex | 120be1b4f9d |
1240140042141 has 256 divisors, whose sum is σ = 2455135764480. Its totient is φ = 535772160000.
The previous prime is 1240140041989. The next prime is 1240140042157. The reversal of 1240140042141 is 1412400410421.
It is not a de Polignac number, because 1240140042141 - 213 = 1240140033949 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1240140042161) by changing a digit.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 82115491 + ... + 82130591.
It is an arithmetic number, because the mean of its divisors is an integer number (9590374080).
Almost surely, 21240140042141 is an apocalyptic number.
1240140042141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1240140042141 is a deficient number, since it is larger than the sum of its proper divisors (1214995722339).
1240140042141 is a wasteful number, since it uses less digits than its factorization.
1240140042141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15228.
The product of its (nonzero) digits is 1024, while the sum is 24.
Adding to 1240140042141 its reverse (1412400410421), we get a palindrome (2652540452562).
The spelling of 1240140042141 in words is "one trillion, two hundred forty billion, one hundred forty million, forty-two thousand, one hundred forty-one".
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