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42801852 = 22317209813
BaseRepresentation
bin1010001101000…
…1101010111100
32222112120002210
42203101222330
541424124402
64125220420
71026544512
oct243215274
988476083
1042801852
1122184735
1212401710
138b37c52
1459824b2
153b5706c
hex28d1abc

42801852 has 24 divisors (see below), whose sum is σ = 105746256. Its totient is φ = 13427968.

The previous prime is 42801839. The next prime is 42801877. The reversal of 42801852 is 25810824.

42801852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104703 + ... + 105110.

It is an arithmetic number, because the mean of its divisors is an integer number (4406094).

Almost surely, 242801852 is an apocalyptic number.

It is an amenable number.

42801852 is an abundant number, since it is smaller than the sum of its proper divisors (62944404).

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

42801852 is a wasteful number, since it uses less digits than its factorization.

42801852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209837 (or 209835 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 42801852 is about 6542.3124352174. The cubic root of 42801852 is about 349.8008445220.

The spelling of 42801852 in words is "forty-two million, eight hundred one thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 209813 419626 629439 839252 1258878 2517756 3566821 7133642 10700463 14267284 21400926 42801852