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42797195 = 571222777
BaseRepresentation
bin1010001101000…
…0100010001011
32222112022201022
42203100202023
541424002240
64125143055
71026525110
oct243204213
988468638
1042797195
1122181191
12123baa8b
138b35aac
145980907
153b559b5
hex28d088b

42797195 has 8 divisors (see below), whose sum is σ = 58693344. Its totient is φ = 29346624.

The previous prime is 42797191. The next prime is 42797203. The reversal of 42797195 is 59179724.

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

It is a cyclic number.

It is not a de Polignac number, because 42797195 - 22 = 42797191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42797191) 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, 611354 + ... + 611423.

It is an arithmetic number, because the mean of its divisors is an integer number (7336668).

Almost surely, 242797195 is an apocalyptic number.

42797195 is a deficient number, since it is larger than the sum of its proper divisors (15896149).

42797195 is a wasteful number, since it uses less digits than its factorization.

42797195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222789.

The product of its digits is 158760, while the sum is 44.

The square root of 42797195 is about 6541.9565116256. The cubic root of 42797195 is about 349.7881575195.

It can be divided in two parts, 4279719 and 5, that added together give a palindrome (4279724).

The spelling of 42797195 in words is "forty-two million, seven hundred ninety-seven thousand, one hundred ninety-five".

Divisors: 1 5 7 35 1222777 6113885 8559439 42797195