Base | Representation |
---|---|
bin | 1000001001101010110… |
… | …0010010010100111110 |
3 | 111101110020011011121010 |
4 | 2002122230102110332 |
5 | 4243242232113032 |
6 | 144155244020050 |
7 | 13055115343416 |
oct | 2023254222476 |
9 | 441406134533 |
10 | 140034254142 |
11 | 5442a75a852 |
12 | 23181231626 |
13 | 102889c6413 |
14 | 6ac5dc7646 |
15 | 3998c3accc |
hex | 209ab1253e |
140034254142 has 32 divisors (see below), whose sum is σ = 284128174080. Its totient is φ = 46002479040.
The previous prime is 140034254111. The next prime is 140034254147. The reversal of 140034254142 is 241452430041.
It is a super-4 number, since 4×1400342541424 (a number of 46 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140034254147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435217 + ... + 685187.
It is an arithmetic number, because the mean of its divisors is an integer number (8879005440).
Almost surely, 2140034254142 is an apocalyptic number.
140034254142 is an abundant number, since it is smaller than the sum of its proper divisors (144093919938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140034254142 is a wasteful number, since it uses less digits than its factorization.
140034254142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251328.
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 140034254142 its reverse (241452430041), we get a palindrome (381486684183).
The spelling of 140034254142 in words is "one hundred forty billion, thirty-four million, two hundred fifty-four thousand, one hundred forty-two".
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