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5206212 = 22321113147
BaseRepresentation
bin10011110111000011000100
3100210111120200
4103313003010
52313044322
6303330500
762152314
oct23670304
910714520
105206212
112a36560
1218b0a30
1311038cb
14997444
156cc8ac
hex4f70c4

5206212 has 36 divisors (see below), whose sum is σ = 14357616. Its totient is φ = 1577520.

The previous prime is 5206207. The next prime is 5206213. The reversal of 5206212 is 2126025.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×52062123 (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (5206213) 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 11 ways as a sum of consecutive naturals, for example, 6178 + ... + 6969.

Almost surely, 25206212 is an apocalyptic number.

It is an amenable number.

5206212 is an abundant number, since it is smaller than the sum of its proper divisors (9151404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5206212 is a wasteful number, since it uses less digits than its factorization.

5206212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13168 (or 13163 counting only the distinct ones).

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

The square root of 5206212 is about 2281.7125147573. The cubic root of 5206212 is about 173.3167817858.

The spelling of 5206212 in words is "five million, two hundred six thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 13147 26294 39441 52588 78882 118323 144617 157764 236646 289234 433851 473292 578468 867702 1301553 1735404 2603106 5206212