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5142213 = 321015657
BaseRepresentation
bin10011100111011011000101
3100200020210100
4103213123011
52304022323
6302114313
761464606
oct23473305
910606710
105142213
1129a246a
12187b999
1310b073b
1497bdad
156b8943
hex4e76c5

5142213 has 12 divisors (see below), whose sum is σ = 7502508. Its totient is φ = 3393600.

The previous prime is 5142199. The next prime is 5142227. The reversal of 5142213 is 3122415.

It is an interprime number because it is at equal distance from previous prime (5142199) and next prime (5142227).

It can be written as a sum of positive squares in 2 ways, for example, as 2883204 + 2259009 = 1698^2 + 1503^2 .

It is not a de Polignac number, because 5142213 - 24 = 5142197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1920 + ... + 3737.

It is an arithmetic number, because the mean of its divisors is an integer number (625209).

Almost surely, 25142213 is an apocalyptic number.

It is an amenable number.

5142213 is a deficient number, since it is larger than the sum of its proper divisors (2360295).

5142213 is a wasteful number, since it uses less digits than its factorization.

5142213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764 (or 5761 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 5142213 is about 2267.6448134573. The cubic root of 5142213 is about 172.6036679945.

Adding to 5142213 its reverse (3122415), we get a palindrome (8264628).

The spelling of 5142213 in words is "five million, one hundred forty-two thousand, two hundred thirteen".

Divisors: 1 3 9 101 303 909 5657 16971 50913 571357 1714071 5142213