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5212269 = 34229281
BaseRepresentation
bin10011111000100001101101
3100210210220000
4103320201231
52313243034
6303414513
762206056
oct23704155
910723800
105212269
112a40067
1218b4439
1311065aa
1499972d
156ce599
hex4f886d

5212269 has 20 divisors (see below), whose sum is σ = 7848060. Its totient is φ = 3447360.

The previous prime is 5212241. The next prime is 5212303. The reversal of 5212269 is 9622125.

5212269 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4284900 + 927369 = 2070^2 + 963^2 .

It is not a de Polignac number, because 5212269 - 212 = 5208173 is a prime.

It is a super-2 number, since 2×52122692 = 54335496256722, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212219) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18409 + ... + 18689.

It is an arithmetic number, because the mean of its divisors is an integer number (392403).

Almost surely, 25212269 is an apocalyptic number.

It is an amenable number.

5212269 is a deficient number, since it is larger than the sum of its proper divisors (2635791).

5212269 is a wasteful number, since it uses less digits than its factorization.

5212269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 513 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 5212269 is about 2283.0394214731. The cubic root of 5212269 is about 173.3839690164.

It can be divided in two parts, 52 and 12269, that added together give a palindrome (12321).

The spelling of 5212269 in words is "five million, two hundred twelve thousand, two hundred sixty-nine".

Divisors: 1 3 9 27 81 229 281 687 843 2061 2529 6183 7587 18549 22761 64349 193047 579141 1737423 5212269