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45382293 = 3211458407
BaseRepresentation
bin1010110100011…
…1101010010101
310011101122210200
42231013222111
543104213133
64300411113
71060512615
oct255075225
9104348720
1045382293
1123687430
1213246a99
13952c638
146054a45
153eb6913
hex2b47a95

45382293 has 12 divisors (see below), whose sum is σ = 71511648. Its totient is φ = 27504360.

The previous prime is 45382273. The next prime is 45382301. The reversal of 45382293 is 39228354.

It is not a de Polignac number, because 45382293 - 210 = 45381269 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45382273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229105 + ... + 229302.

It is an arithmetic number, because the mean of its divisors is an integer number (5959304).

Almost surely, 245382293 is an apocalyptic number.

It is an amenable number.

45382293 is a deficient number, since it is larger than the sum of its proper divisors (26129355).

45382293 is a wasteful number, since it uses less digits than its factorization.

45382293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458424 (or 458421 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 45382293 is about 6736.6381081367. The cubic root of 45382293 is about 356.6937325759.

The spelling of 45382293 in words is "forty-five million, three hundred eighty-two thousand, two hundred ninety-three".

Divisors: 1 3 9 11 33 99 458407 1375221 4125663 5042477 15127431 45382293