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5212247 = 31383439
BaseRepresentation
bin10011111000100001010111
3100210210212012
4103320201113
52313242442
6303414435
762206025
oct23704127
910723765
105212247
112a40047
1218b441b
131106591
14999715
156ce582
hex4f8857

5212247 has 8 divisors (see below), whose sum is σ = 5406720. Its totient is φ = 5019480.

The previous prime is 5212241. The next prime is 5212303. The reversal of 5212247 is 7422125.

It is a happy number.

5212247 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5212247 - 24 = 5212231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11654 + ... + 12092.

It is an arithmetic number, because the mean of its divisors is an integer number (675840).

Almost surely, 25212247 is an apocalyptic number.

5212247 is a deficient number, since it is larger than the sum of its proper divisors (194473).

5212247 is a wasteful number, since it uses less digits than its factorization.

5212247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853.

The product of its digits is 1120, while the sum is 23.

The square root of 5212247 is about 2283.0346033295. The cubic root of 5212247 is about 173.3837250758.

The spelling of 5212247 in words is "five million, two hundred twelve thousand, two hundred forty-seven".

Divisors: 1 31 383 439 11873 13609 168137 5212247