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42765355 = 522213851
BaseRepresentation
bin1010001100100…
…0110000101011
32222110201001001
42203020300223
541421442410
64124335431
71026333223
oct243106053
988421031
1042765355
112215a276
12123a4577
138b24459
145973083
153b4b33a
hex28c8c2b

42765355 has 8 divisors (see below), whose sum is σ = 51354864. Its totient is φ = 34188000.

The previous prime is 42765341. The next prime is 42765361. The reversal of 42765355 is 55356724.

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

It is not a de Polignac number, because 42765355 - 211 = 42763307 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 9180 + ... + 13030.

It is an arithmetic number, because the mean of its divisors is an integer number (6419358).

Almost surely, 242765355 is an apocalyptic number.

42765355 is a deficient number, since it is larger than the sum of its proper divisors (8589509).

42765355 is a wasteful number, since it uses less digits than its factorization.

42765355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6077.

The product of its digits is 126000, while the sum is 37.

The square root of 42765355 is about 6539.5225360878. The cubic root of 42765355 is about 349.7013915681.

The spelling of 42765355 in words is "forty-two million, seven hundred sixty-five thousand, three hundred fifty-five".

Divisors: 1 5 2221 3851 11105 19255 8553071 42765355