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42088382 = 2719158227
BaseRepresentation
bin1010000010001…
…1011110111110
32221012022101222
42200203132332
541233312012
64102033342
71020513440
oct240433676
987168358
1042088382
1121837696
1212118852
13894828b
145838490
153a65972
hex28237be

42088382 has 16 divisors (see below), whose sum is σ = 75949440. Its totient is φ = 17088408.

The previous prime is 42088373. The next prime is 42088399. The reversal of 42088382 is 28388024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78848 + ... + 79379.

It is an arithmetic number, because the mean of its divisors is an integer number (4746840).

Almost surely, 242088382 is an apocalyptic number.

42088382 is a deficient number, since it is larger than the sum of its proper divisors (33861058).

42088382 is a wasteful number, since it uses less digits than its factorization.

42088382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158255.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 42088382 is about 6487.5559342483. Note that the first 3 decimals coincide. The cubic root of 42088382 is about 347.8463176172.

The spelling of 42088382 in words is "forty-two million, eighty-eight thousand, three hundred eighty-two".

Divisors: 1 2 7 14 19 38 133 266 158227 316454 1107589 2215178 3006313 6012626 21044191 42088382