Base | Representation |
---|---|
bin | 11101101110001110100… |
… | …001100111001010001100 |
3 | 21020021001101022010121110 |
4 | 131232032201213022030 |
5 | 231431020131011140 |
6 | 4202151205132020 |
7 | 300365032665441 |
oct | 35561641471214 |
9 | 7207041263543 |
10 | 2042500641420 |
11 | 718246400828 |
12 | 28ba253ba010 |
13 | 11a7b770bcc5 |
14 | 70c011d79c8 |
15 | 381e42ba380 |
hex | 1db8e86728c |
2042500641420 has 48 divisors (see below), whose sum is σ = 5719705141248. Its totient is φ = 544599852480.
The previous prime is 2042500641361. The next prime is 2042500641427. The reversal of 2042500641420 is 241460052402.
It is a super-2 number, since 2×20425006414202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (2042500641427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1600396 + ... + 2578035.
It is an arithmetic number, because the mean of its divisors is an integer number (119160523776).
Almost surely, 22042500641420 is an apocalyptic number.
2042500641420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2042500641420 is an abundant number, since it is smaller than the sum of its proper divisors (3677204499828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2042500641420 is a wasteful number, since it uses less digits than its factorization.
2042500641420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4186590 (or 4186588 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 2042500641420 its reverse (241460052402), we get a palindrome (2283960693822).
The spelling of 2042500641420 in words is "two trillion, forty-two billion, five hundred million, six hundred forty-one thousand, four hundred twenty".
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