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532220345 = 5234628003
BaseRepresentation
bin11111101110010…
…000100110111001
31101002110121001122
4133232100212321
52042222022340
6124451155025
716121540546
oct3756204671
91332417048
10532220345
11253474028
1212a2a5a75
13863568a7
1450981bcd
1531acedb5
hex1fb909b9

532220345 has 8 divisors (see below), whose sum is σ = 666432576. Its totient is φ = 407264176.

The previous prime is 532220323. The next prime is 532220363. The reversal of 532220345 is 543022235.

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 532220345 - 210 = 532219321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313887 + ... + 2314116.

It is an arithmetic number, because the mean of its divisors is an integer number (83304072).

Almost surely, 2532220345 is an apocalyptic number.

It is an amenable number.

532220345 is a deficient number, since it is larger than the sum of its proper divisors (134212231).

532220345 is a wasteful number, since it uses less digits than its factorization.

532220345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628031.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 532220345 is about 23069.9012785057. The cubic root of 532220345 is about 810.3957548883.

The spelling of 532220345 in words is "five hundred thirty-two million, two hundred twenty thousand, three hundred forty-five".

Divisors: 1 5 23 115 4628003 23140015 106444069 532220345