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42065124 = 2231071812
BaseRepresentation
bin1010000001110…
…1110011100100
32221011010111120
42200131303210
541232040444
64101333540
71020355563
oct240356344
987133446
1042065124
1121821172
12121072b0
13893a80a
14582dbda
153a5db19
hex281dce4

42065124 has 36 divisors (see below), whose sum is σ = 99619632. Its totient is φ = 13813920.

The previous prime is 42065119. The next prime is 42065203. The reversal of 42065124 is 42156024.

It is a junction number, because it is equal to n+sod(n) for n = 42065094 and 42065103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232314 + ... + 232494.

It is an arithmetic number, because the mean of its divisors is an integer number (2767212).

Almost surely, 242065124 is an apocalyptic number.

It is an amenable number.

42065124 is an abundant number, since it is smaller than the sum of its proper divisors (57554508).

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

42065124 is a wasteful number, since it uses less digits than its factorization.

42065124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 42065124 is about 6485.7631779151. The cubic root of 42065124 is about 347.7822326295.

The spelling of 42065124 in words is "forty-two million, sixty-five thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 107 181 214 321 362 428 543 642 724 1086 1284 2172 19367 32761 38734 58101 65522 77468 98283 116202 131044 196566 232404 393132 3505427 7010854 10516281 14021708 21032562 42065124