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42476030 = 2517249859
BaseRepresentation
bin1010001000001…
…0000111111110
32221221000011022
42202002013332
541333213110
64114224142
71024016552
oct242020776
987830138
1042476030
1121a81963
1212285052
138a5285c
1458d9862
153ae0755
hex28821fe

42476030 has 16 divisors (see below), whose sum is σ = 80954640. Its totient is φ = 15990912.

The previous prime is 42476029. The next prime is 42476033. The reversal of 42476030 is 3067424.

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 (42476033) 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, 124760 + ... + 125099.

It is an arithmetic number, because the mean of its divisors is an integer number (5059665).

Almost surely, 242476030 is an apocalyptic number.

42476030 is a deficient number, since it is larger than the sum of its proper divisors (38478610).

42476030 is a wasteful number, since it uses less digits than its factorization.

42476030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249883.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 42476030 is about 6517.3637308347. The cubic root of 42476030 is about 348.9109824061.

The spelling of 42476030 in words is "forty-two million, four hundred seventy-six thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 249859 499718 1249295 2498590 4247603 8495206 21238015 42476030