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42053234 = 2191283389
BaseRepresentation
bin1010000001101…
…0111001110010
32221010112012012
42200122321302
541231200414
64101202522
71020306116
oct240327162
987115165
1042053234
1121813243
1212100442
138935292
145829746
153a5a33e
hex281ae72

42053234 has 16 divisors (see below), whose sum is σ = 63797760. Its totient is φ = 20789040.

The previous prime is 42053233. The next prime is 42053239. The reversal of 42053234 is 43235024.

It is not an unprimeable number, because it can be changed into a prime (42053233) 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, 107912 + ... + 108300.

It is an arithmetic number, because the mean of its divisors is an integer number (3987360).

Almost surely, 242053234 is an apocalyptic number.

42053234 is a deficient number, since it is larger than the sum of its proper divisors (21744526).

42053234 is a wasteful number, since it uses less digits than its factorization.

42053234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 42053234 is about 6484.8464900875. The cubic root of 42053234 is about 347.7494618524.

Adding to 42053234 its reverse (43235024), we get a palindrome (85288258).

The spelling of 42053234 in words is "forty-two million, fifty-three thousand, two hundred thirty-four".

Divisors: 1 2 191 283 382 389 566 778 54053 74299 108106 110087 148598 220174 21026617 42053234