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42275895 = 352818393
BaseRepresentation
bin1010000101000…
…1010000110111
32221112211121220
42201101100313
541310312040
64110041423
71022224224
oct241212067
987484556
1042275895
1121955562
12121a9273
1389b272c
14588694b
153aa12d0
hex2851437

42275895 has 8 divisors (see below), whose sum is σ = 67641456. Its totient is φ = 22547136.

The previous prime is 42275869. The next prime is 42275897. The reversal of 42275895 is 59857224.

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

It is not a de Polignac number, because 42275895 - 222 = 38081591 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42275897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409182 + ... + 1409211.

It is an arithmetic number, because the mean of its divisors is an integer number (8455182).

Almost surely, 242275895 is an apocalyptic number.

42275895 is a deficient number, since it is larger than the sum of its proper divisors (25365561).

42275895 is a wasteful number, since it uses less digits than its factorization.

42275895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818401.

The product of its digits is 201600, while the sum is 42.

The square root of 42275895 is about 6501.9916179583. The cubic root of 42275895 is about 348.3621296422.

The spelling of 42275895 in words is "forty-two million, two hundred seventy-five thousand, eight hundred ninety-five".

Divisors: 1 3 5 15 2818393 8455179 14091965 42275895