Base | Representation |
---|---|
bin | 1000001001101101100… |
… | …0000111101100001101 |
3 | 111101111000202221222002 |
4 | 2002123120013230031 |
5 | 4243303202314114 |
6 | 144200334202045 |
7 | 13055315122250 |
oct | 2023330075415 |
9 | 441430687862 |
10 | 140045744909 |
11 | 54436198a54 |
12 | 23185053325 |
13 | 1028b1ba6a5 |
14 | 6ac7739097 |
15 | 3999c5a7de |
hex | 209b607b0d |
140045744909 has 16 divisors (see below), whose sum is σ = 160361762688. Its totient is φ = 119807253312.
The previous prime is 140045744899. The next prime is 140045744911. The reversal of 140045744909 is 909447540041.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 140045744909 - 28 = 140045744653 is a prime.
It is a super-2 number, since 2×1400457449092 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140045744929) 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, 15843239 + ... + 15852075.
It is an arithmetic number, because the mean of its divisors is an integer number (10022610168).
Almost surely, 2140045744909 is an apocalyptic number.
It is an amenable number.
140045744909 is a deficient number, since it is larger than the sum of its proper divisors (20316017779).
140045744909 is an equidigital number, since it uses as much as digits as its factorization.
140045744909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12964.
The product of its (nonzero) digits is 725760, while the sum is 47.
The spelling of 140045744909 in words is "one hundred forty billion, forty-five million, seven hundred forty-four thousand, nine hundred nine".
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