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38241882 = 23771249
BaseRepresentation
bin1001000111100…
…0011001011010
32122221220000000
42101320121122
534242220012
63443353430
7643023240
oct221703132
978856000
1038241882
111a64a768
1210982876
137bcc543
145116790
153555ddc
hex247865a

38241882 has 64 divisors (see below), whose sum is σ = 98400000. Its totient is φ = 10917504.

The previous prime is 38241881. The next prime is 38241901. The reversal of 38241882 is 28814283.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (38241881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29994 + ... + 31242.

It is an arithmetic number, because the mean of its divisors is an integer number (1537500).

Almost surely, 238241882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38241882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49200000).

38241882 is an abundant number, since it is smaller than the sum of its proper divisors (60158118).

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

38241882 is an equidigital number, since it uses as much as digits as its factorization.

38241882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279 (or 1261 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 38241882 is about 6184.0021021989. The cubic root of 38241882 is about 336.9093669811.

The spelling of 38241882 in words is "thirty-eight million, two hundred forty-one thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 243 378 486 567 729 1134 1249 1458 1701 2187 2498 3402 3747 4374 5103 7494 8743 10206 11241 15309 17486 22482 26229 30618 33723 52458 67446 78687 101169 157374 202338 236061 303507 472122 607014 708183 910521 1416366 1821042 2124549 2731563 4249098 5463126 6373647 12747294 19120941 38241882