Base | Representation |
---|---|
bin | 11101101100010010100… |
… | …010001100101000101110 |
3 | 21020001200101222221110221 |
4 | 131230102202030220232 |
5 | 231412240111421032 |
6 | 4201204534521554 |
7 | 300262343256406 |
oct | 35542242145056 |
9 | 7201611887427 |
10 | 2040420420142 |
11 | 717379151795 |
12 | 28b5448062ba |
13 | 11a545757940 |
14 | 70a84c19806 |
15 | 3812185d597 |
hex | 1db1288ca2e |
2040420420142 has 8 divisors (see below), whose sum is σ = 3296063755656. Its totient is φ = 941732501592.
The previous prime is 2040420420139. The next prime is 2040420420223. The reversal of 2040420420142 is 2410240240402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39238854208 + ... + 39238854259.
It is an arithmetic number, because the mean of its divisors is an integer number (412007969457).
Almost surely, 22040420420142 is an apocalyptic number.
2040420420142 is a deficient number, since it is larger than the sum of its proper divisors (1255643335514).
2040420420142 is a wasteful number, since it uses less digits than its factorization.
2040420420142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78477708482.
The product of its (nonzero) digits is 4096, while the sum is 25.
Adding to 2040420420142 its reverse (2410240240402), we get a palindrome (4450660660544).
The spelling of 2040420420142 in words is "two trillion, forty billion, four hundred twenty million, four hundred twenty thousand, one hundred forty-two".
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