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45383287 = 319111607
BaseRepresentation
bin1010110100011…
…1111001110111
310011101201011111
42231013321313
543104231122
64300415451
71060515535
oct255077167
9104351144
1045383287
1123688154
1213247587
13952cc21
146055155
153eb6d77
hex2b47e77

45383287 has 8 divisors (see below), whose sum is σ = 46927872. Its totient is φ = 43843800.

The previous prime is 45383281. The next prime is 45383291. The reversal of 45383287 is 78238354.

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 45383287 - 27 = 45383159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45383281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27438 + ... + 29044.

It is an arithmetic number, because the mean of its divisors is an integer number (5865984).

Almost surely, 245383287 is an apocalyptic number.

45383287 is a deficient number, since it is larger than the sum of its proper divisors (1544585).

45383287 is a wasteful number, since it uses less digits than its factorization.

45383287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549.

The product of its digits is 161280, while the sum is 40.

The square root of 45383287 is about 6736.7118834042. The cubic root of 45383287 is about 356.6963367560.

The spelling of 45383287 in words is "forty-five million, three hundred eighty-three thousand, two hundred eighty-seven".

Divisors: 1 31 911 1607 28241 49817 1463977 45383287