Base | Representation |
---|---|
bin | 1000001110001010010… |
… | …0011000011101001000 |
3 | 111111120021020121021001 |
4 | 2003202210120131020 |
5 | 4303224434013030 |
6 | 144515042224344 |
7 | 13130030252413 |
oct | 2034244303510 |
9 | 444507217231 |
10 | 141240141640 |
11 | 54999417994 |
12 | 234590550b4 |
13 | 1041b79c610 |
14 | 6b9c20ab7a |
15 | 3a19a3acca |
hex | 20e2918748 |
141240141640 has 32 divisors (see below), whose sum is σ = 342235729080. Its totient is φ = 52150205952.
The previous prime is 141240141529. The next prime is 141240141661. The reversal of 141240141640 is 46141042141.
It can be written as a sum of positive squares in 4 ways, for example, as 85414738564 + 55825403076 = 292258^2 + 236274^2 .
It is a super-2 number, since 2×1412401416402 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 141240141599 and 141240141608.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135807309 + ... + 135808348.
Almost surely, 2141240141640 is an apocalyptic number.
141240141640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141240141640 is an abundant number, since it is smaller than the sum of its proper divisors (200995587440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141240141640 is a wasteful number, since it uses less digits than its factorization.
141240141640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271615681 (or 271615677 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
Adding to 141240141640 its reverse (46141042141), we get a palindrome (187381183781).
The spelling of 141240141640 in words is "one hundred forty-one billion, two hundred forty million, one hundred forty-one thousand, six hundred forty".
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