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42052110 = 2351401737
BaseRepresentation
bin1010000001101…
…0101000001110
32221010110122120
42200122220032
541231131420
64101153410
71020302622
oct240325016
987113576
1042052110
1121812411
12120bb866
138934909
145829182
153a59d40
hex281aa0e

42052110 has 16 divisors (see below), whose sum is σ = 100925136. Its totient is φ = 11213888.

The previous prime is 42052079. The next prime is 42052147. The reversal of 42052110 is 1125024.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 42052110.

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, 700839 + ... + 700898.

It is an arithmetic number, because the mean of its divisors is an integer number (6307821).

Almost surely, 242052110 is an apocalyptic number.

42052110 is an abundant number, since it is smaller than the sum of its proper divisors (58873026).

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

42052110 is a wasteful number, since it uses less digits than its factorization.

42052110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401747.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 42052110 is about 6484.7598259303. The cubic root of 42052110 is about 347.7463636057.

Adding to 42052110 its reverse (1125024), we get a palindrome (43177134).

The spelling of 42052110 in words is "forty-two million, fifty-two thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1401737 2803474 4205211 7008685 8410422 14017370 21026055 42052110