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42401354 = 243793
BaseRepresentation
bin1010000110111…
…1111001001010
32221210012201112
42201233321022
541323320404
64112450322
71023256052
oct241577112
987705645
1042401354
1121a30846
12122499a2
138a27878
1458ba562
153ac856e
hex286fe4a

42401354 has 16 divisors (see below), whose sum is σ = 65915520. Its totient is φ = 20445516.

The previous prime is 42401347. The next prime is 42401357. The reversal of 42401354 is 45310424.

42401354 is nontrivially palindromic in base 4.

It is not an unprimeable number, because it can be changed into a prime (42401357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536687 + ... + 536765.

It is an arithmetic number, because the mean of its divisors is an integer number (4119720).

Almost surely, 242401354 is an apocalyptic number.

42401354 is a deficient number, since it is larger than the sum of its proper divisors (23514166).

42401354 is an frugal number, since it uses more digits than its factorization.

42401354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 42401354 is about 6511.6322070584. The cubic root of 42401354 is about 348.7063920329.

Adding to 42401354 its reverse (45310424), we get a palindrome (87711778).

The spelling of 42401354 in words is "forty-two million, four hundred one thousand, three hundred fifty-four".

Divisors: 1 2 43 79 86 158 3397 6241 6794 12482 268363 493039 536726 986078 21200677 42401354