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42050054 = 2474391019
BaseRepresentation
bin1010000001101…
…0001000000110
32221010100211102
42200122020012
541231100204
64101140102
71020263624
oct240321006
987110742
1042050054
1121810912
12120ba632
1389339b7
145828514
153a5941e
hex281a206

42050054 has 16 divisors (see below), whose sum is σ = 64627200. Its totient is φ = 20510664.

The previous prime is 42050053. The next prime is 42050077. The reversal of 42050054 is 45005024.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42050053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40757 + ... + 41775.

It is an arithmetic number, because the mean of its divisors is an integer number (4039200).

Almost surely, 242050054 is an apocalyptic number.

42050054 is a deficient number, since it is larger than the sum of its proper divisors (22577146).

42050054 is a wasteful number, since it uses less digits than its factorization.

42050054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 42050054 is about 6484.6012984608. The cubic root of 42050054 is about 347.7406962074.

Adding to 42050054 its reverse (45005024), we get a palindrome (87055078).

The spelling of 42050054 in words is "forty-two million, fifty thousand, fifty-four", and thus it is an eban number.

Divisors: 1 2 47 94 439 878 1019 2038 20633 41266 47893 95786 447341 894682 21025027 42050054