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42000214 = 236757221
BaseRepresentation
bin1010000000110…
…1111101010110
32221000211110111
42200031331112
541223001324
64100113234
71016665414
oct240157526
987024414
1042000214
1121787423
121209581a
1389170c9
1458142b4
153a49794
hex280df56

42000214 has 8 divisors (see below), whose sum is σ = 63173088. Its totient is φ = 20942520.

The previous prime is 42000199. The next prime is 42000247. The reversal of 42000214 is 41200024.

42000214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42000194 and 42000203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27877 + ... + 29344.

It is an arithmetic number, because the mean of its divisors is an integer number (7896636).

Almost surely, 242000214 is an apocalyptic number.

42000214 is a deficient number, since it is larger than the sum of its proper divisors (21172874).

42000214 is a wasteful number, since it uses less digits than its factorization.

42000214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57590.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 42000214 is about 6480.7572088453. The cubic root of 42000214 is about 347.6032548604.

Adding to 42000214 its reverse (41200024), we get a palindrome (83200238).

The spelling of 42000214 in words is "forty-two million, two hundred fourteen", and thus it is an aban number.

Divisors: 1 2 367 734 57221 114442 21000107 42000214