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5197215 = 353171093
BaseRepresentation
bin10011110100110110011111
3100210001020110
4103310312133
52312302330
6303221103
762114142
oct23646637
910701213
105197215
112a2a821
1218a7793
1310cc79a
14994059
156c9db0
hex4f4d9f

5197215 has 16 divisors (see below), whose sum is σ = 8349408. Its totient is φ = 2760576.

The previous prime is 5197193. The next prime is 5197217. The reversal of 5197215 is 5127915.

It is not a de Polignac number, because 5197215 - 25 = 5197183 is a prime.

It is a super-2 number, since 2×51972152 = 54022087512450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5197217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4209 + ... + 5301.

It is an arithmetic number, because the mean of its divisors is an integer number (521838).

Almost surely, 25197215 is an apocalyptic number.

5197215 is a deficient number, since it is larger than the sum of its proper divisors (3152193).

5197215 is a wasteful number, since it uses less digits than its factorization.

5197215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418.

The product of its digits is 3150, while the sum is 30.

The square root of 5197215 is about 2279.7401167677. The cubic root of 5197215 is about 173.2168863666.

The spelling of 5197215 in words is "five million, one hundred ninety-seven thousand, two hundred fifteen".

Divisors: 1 3 5 15 317 951 1093 1585 3279 4755 5465 16395 346481 1039443 1732405 5197215