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42330858 = 237055143
BaseRepresentation
bin1010000101111…
…0101011101010
32221122122000120
42201132223222
541314041413
64111144110
71022543403
oct241365352
987578016
1042330858
1121992889
1212215036
138a0175b
14589c9aa
153ab2723
hex285eaea

42330858 has 8 divisors (see below), whose sum is σ = 84661728. Its totient is φ = 14110284.

The previous prime is 42330853. The next prime is 42330859. The reversal of 42330858 is 85803324.

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

42330858 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (42330853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3527566 + ... + 3527577.

It is an arithmetic number, because the mean of its divisors is an integer number (10582716).

Almost surely, 242330858 is an apocalyptic number.

42330858 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.

42330858 is a wasteful number, since it uses less digits than its factorization.

42330858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7055148.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 42330858 is about 6506.2168731145. The cubic root of 42330858 is about 348.5130330985.

The spelling of 42330858 in words is "forty-two million, three hundred thirty thousand, eight hundred fifty-eight".

Divisors: 1 2 3 6 7055143 14110286 21165429 42330858