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552310213 = 72131137673
BaseRepresentation
bin100000111010111…
…001010111000101
31102111021021011211
4200322321113011
52112342411323
6130445531421
716454362600
oct4072712705
91374237154
10552310213
11263845924
12134b73b71
138a56bba0
14534d1337
153374c70d
hex20eb95c5

552310213 has 24 divisors (see below), whose sum is σ = 698119128. Its totient is φ = 433069056.

The previous prime is 552310193. The next prime is 552310217. The reversal of 552310213 is 312013255.

552310213 is digitally balanced in base 2, 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 4 ways, for example, as 2079364 + 550230849 = 1442^2 + 23457^2 .

It is not a de Polignac number, because 552310213 - 25 = 552310181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552310217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68145 + ... + 75817.

It is an arithmetic number, because the mean of its divisors is an integer number (29088297).

Almost surely, 2552310213 is an apocalyptic number.

It is an amenable number.

552310213 is a deficient number, since it is larger than the sum of its proper divisors (145808915).

552310213 is a wasteful number, since it uses less digits than its factorization.

552310213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813 (or 7806 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 552310213 is about 23501.2810927405. The cubic root of 552310213 is about 820.4668237182.

Adding to 552310213 its reverse (312013255), we get a palindrome (864323468).

The spelling of 552310213 in words is "five hundred fifty-two million, three hundred ten thousand, two hundred thirteen".

Divisors: 1 7 13 49 91 113 637 791 1469 5537 7673 10283 53711 71981 99749 375977 698243 867049 4887701 6069343 11271637 42485401 78901459 552310213