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45384239 is a prime number
BaseRepresentation
bin1010110100100…
…0001000101111
310011101202110202
42231020020233
543104243424
64300424115
71060521365
oct255101057
9104352422
1045384239
112368893a
121324803b
1395304a4
146055635
153eb72ae
hex2b4822f

45384239 has 2 divisors, whose sum is σ = 45384240. Its totient is φ = 45384238.

The previous prime is 45384233. The next prime is 45384277. The reversal of 45384239 is 93248354.

It is an a-pointer prime, because the next prime (45384277) can be obtained adding 45384239 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45384239 - 24 = 45384223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45384233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22692119 + 22692120.

It is an arithmetic number, because the mean of its divisors is an integer number (22692120).

Almost surely, 245384239 is an apocalyptic number.

45384239 is a deficient number, since it is larger than the sum of its proper divisors (1).

45384239 is an equidigital number, since it uses as much as digits as its factorization.

45384239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 38.

The square root of 45384239 is about 6736.7825406495. The cubic root of 45384239 is about 356.6988308645.

The spelling of 45384239 in words is "forty-five million, three hundred eighty-four thousand, two hundred thirty-nine".