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5212089 = 327612
BaseRepresentation
bin10011111000011110111001
3100210210122100
4103320132321
52313241324
6303414013
762205411
oct23703671
910723570
105212089
112a3aa13
1218b4309
13110649c
14999641
156ce4c9
hex4f87b9

5212089 has 9 divisors (see below), whose sum is σ = 7538479. Its totient is φ = 3470160.

The previous prime is 5212087. The next prime is 5212091. The reversal of 5212089 is 9802125.

The square root of 5212089 is 2283.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (5212087) and next prime (5212091).

It can be written as a sum of positive squares in only one way, i.e., 13689 + 5198400 = 117^2 + 2280^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 5212089 - 21 = 5212087 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (5212087) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6469 + ... + 7229.

Almost surely, 25212089 is an apocalyptic number.

5212089 is the 2283-rd square number.

5212089 is the 1142-nd centered octagonal number.

It is an amenable number.

5212089 is a deficient number, since it is larger than the sum of its proper divisors (2326390).

5212089 is an frugal number, since it uses more digits than its factorization.

5212089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The cubic root of 5212089 is about 173.3819731183.

The spelling of 5212089 in words is "five million, two hundred twelve thousand, eighty-nine".

Divisors: 1 3 9 761 2283 6849 579121 1737363 5212089