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42795511 = 1117228853
BaseRepresentation
bin1010001101000…
…0000111110111
32222112020101221
42203100013313
541423424021
64125131211
71026520153
oct243200767
988466357
1042795511
112217a9a0
12123b9b07
138b350b5
145980063
153b55241
hex28d01f7

42795511 has 8 divisors (see below), whose sum is σ = 49432464. Its totient is φ = 36616320.

The previous prime is 42795509. The next prime is 42795517. The reversal of 42795511 is 11559724.

42795511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42795511 - 21 = 42795509 is a prime.

It is a super-2 number, since 2×427955112 = 3662911523502242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42795517) by changing a digit.

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, 114240 + ... + 114613.

It is an arithmetic number, because the mean of its divisors is an integer number (6179058).

Almost surely, 242795511 is an apocalyptic number.

42795511 is a deficient number, since it is larger than the sum of its proper divisors (6636953).

42795511 is a wasteful number, since it uses less digits than its factorization.

42795511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228881.

The product of its digits is 12600, while the sum is 34.

The square root of 42795511 is about 6541.8278026863. The cubic root of 42795511 is about 349.7835695943.

The spelling of 42795511 in words is "forty-two million, seven hundred ninety-five thousand, five hundred eleven".

Divisors: 1 11 17 187 228853 2517383 3890501 42795511