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42075258 = 237012543
BaseRepresentation
bin1010000010000…
…0010001111010
32221011122101220
42200200101322
541232402013
64101452510
71020430251
oct240402172
987148356
1042075258
1121828845
1212111136
138942304
145833798
153a61b23
hex282047a

42075258 has 8 divisors (see below), whose sum is σ = 84150528. Its totient is φ = 14025084.

The previous prime is 42075247. The next prime is 42075301. The reversal of 42075258 is 85257024.

It is a sphenic number, since it is the product of 3 distinct primes.

42075258 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3506266 + ... + 3506277.

It is an arithmetic number, because the mean of its divisors is an integer number (10518816).

Almost surely, 242075258 is an apocalyptic number.

42075258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42075258 is a wasteful number, since it uses less digits than its factorization.

42075258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7012548.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 42075258 is about 6486.5443804849. The cubic root of 42075258 is about 347.8101587104.

The spelling of 42075258 in words is "forty-two million, seventy-five thousand, two hundred fifty-eight".

Divisors: 1 2 3 6 7012543 14025086 21037629 42075258