Base | Representation |
---|---|
bin | 1000001001101100101… |
… | …0110000011111010001 |
3 | 111101110210011222212202 |
4 | 2002123022300133101 |
5 | 4243301303221001 |
6 | 144200131132545 |
7 | 13055243262554 |
oct | 2023312603721 |
9 | 441423158782 |
10 | 140042242001 |
11 | 54434216192 |
12 | 23183a44155 |
13 | 1028a56216c |
14 | 6ac70a669b |
15 | 39997b796b |
hex | 209b2b07d1 |
140042242001 has 4 divisors (see below), whose sum is σ = 140043005952. Its totient is φ = 140041478052.
The previous prime is 140042241991. The next prime is 140042242007. The reversal of 140042242001 is 100242240041.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-140042242001 is a prime.
It is a super-2 number, since 2×1400422420012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (140042242007) 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 3 ways as a sum of consecutive naturals, for example, 76136 + ... + 534678.
It is an arithmetic number, because the mean of its divisors is an integer number (35010751488).
Almost surely, 2140042242001 is an apocalyptic number.
It is an amenable number.
140042242001 is a deficient number, since it is larger than the sum of its proper divisors (763951).
140042242001 is an equidigital number, since it uses as much as digits as its factorization.
140042242001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 763950.
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 140042242001 its reverse (100242240041), we get a palindrome (240284482042).
The spelling of 140042242001 in words is "one hundred forty billion, forty-two million, two hundred forty-two thousand, one".
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