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4245117 = 31415039
BaseRepresentation
bin10000001100011001111101
321222200012120
4100030121331
52041320432
6230553153
751040302
oct20143175
97880176
104245117
11243a468
1215087b9
13b58306
147c70a9
1558cc2c
hex40c67d

4245117 has 4 divisors (see below), whose sum is σ = 5660160. Its totient is φ = 2830076.

The previous prime is 4245103. The next prime is 4245119. The reversal of 4245117 is 7115424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4245117 - 211 = 4243069 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245119) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 707517 + ... + 707522.

It is an arithmetic number, because the mean of its divisors is an integer number (1415040).

Almost surely, 24245117 is an apocalyptic number.

It is an amenable number.

4245117 is a deficient number, since it is larger than the sum of its proper divisors (1415043).

4245117 is a wasteful number, since it uses less digits than its factorization.

4245117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415042.

The product of its digits is 1120, while the sum is 24.

The square root of 4245117 is about 2060.3681709830. The cubic root of 4245117 is about 161.9185309005.

The spelling of 4245117 in words is "four million, two hundred forty-five thousand, one hundred seventeen".

Divisors: 1 3 1415039 4245117