Base | Representation |
---|---|
bin | 1000001001101101001… |
… | …1000100011110001100 |
3 | 111101110221021200220120 |
4 | 2002123103010132030 |
5 | 4243302332433004 |
6 | 144200245544540 |
7 | 13055300636415 |
oct | 2023323043614 |
9 | 441427250816 |
10 | 140044421004 |
11 | 54435474314 |
12 | 23184715150 |
13 | 1028ab45c07 |
14 | 6ac74b280c |
15 | 3999a983d9 |
hex | 209b4c478c |
140044421004 has 24 divisors (see below), whose sum is σ = 333722876928. Its totient is φ = 45688250640.
The previous prime is 140044421003. The next prime is 140044421053. The reversal of 140044421004 is 400124440041.
It is a happy number.
It is a super-2 number, since 2×1400444210042 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (140044421003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124152292 + ... + 124153419.
It is an arithmetic number, because the mean of its divisors is an integer number (13905119872).
Almost surely, 2140044421004 is an apocalyptic number.
It is an amenable number.
140044421004 is an abundant number, since it is smaller than the sum of its proper divisors (193678455924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140044421004 is a wasteful number, since it uses less digits than its factorization.
140044421004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248305765 (or 248305763 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
Adding to 140044421004 its reverse (400124440041), we get a palindrome (540168861045).
The spelling of 140044421004 in words is "one hundred forty billion, forty-four million, four hundred twenty-one thousand, four".
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