Base | Representation |
---|---|
bin | 100111100001101111… |
… | …111000011100000000 |
3 | 11001112212100122201012 |
4 | 213201233320130000 |
5 | 1143410141144300 |
6 | 31255254100052 |
7 | 3031520106560 |
oct | 474157703400 |
9 | 131485318635 |
10 | 42442131200 |
11 | 16aaa527397 |
12 | 828594a628 |
13 | 4004cccb01 |
14 | 20a8a76da0 |
15 | 11860d1435 |
hex | 9e1bf8700 |
42442131200 has 108 divisors (see below), whose sum is σ = 120058305360. Its totient is φ = 14551572480.
The previous prime is 42442131197. The next prime is 42442131211. The reversal of 42442131200 is 213124424.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 428885 + ... + 518484.
Almost surely, 242442131200 is an apocalyptic number.
42442131200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42442131200 is an abundant number, since it is smaller than the sum of its proper divisors (77616174160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42442131200 is an equidigital number, since it uses as much as digits as its factorization.
42442131200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 947402 (or 947383 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 42442131200 its reverse (213124424), we get a palindrome (42655255624).
The spelling of 42442131200 in words is "forty-two billion, four hundred forty-two million, one hundred thirty-one thousand, two hundred".
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