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42014041420 = 22513161592467
BaseRepresentation
bin100111001000001110…
…110110010101001100
311000110000211102221011
4213020032312111030
51142021043311140
631145002415004
73015101313451
oct471016662514
9130400742834
1042014041420
11168aa91618a
128186501464
133c67404b50
142067c7d828
15115d71ecea
hex9c83b654c

42014041420 has 24 divisors (see below), whose sum is σ = 95016371184. Its totient is φ = 15512876736.

The previous prime is 42014041393. The next prime is 42014041427. The reversal of 42014041420 is 2414041024.

It is a junction number, because it is equal to n+sod(n) for n = 42014041391 and 42014041400.

It is not an unprimeable number, because it can be changed into a prime (42014041427) 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 7 ways as a sum of consecutive naturals, for example, 80795974 + ... + 80796493.

It is an arithmetic number, because the mean of its divisors is an integer number (3959015466).

Almost surely, 242014041420 is an apocalyptic number.

It is an amenable number.

42014041420 is an abundant number, since it is smaller than the sum of its proper divisors (53002329764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42014041420 is a wasteful number, since it uses less digits than its factorization.

42014041420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161592489 (or 161592487 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 42014041420 its reverse (2414041024), we get a palindrome (44428082444).

The spelling of 42014041420 in words is "forty-two billion, fourteen million, forty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 161592467 323184934 646369868 807962335 1615924670 2100702071 3231849340 4201404142 8402808284 10503510355 21007020710 42014041420