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5220999215 = 58323952639
BaseRepresentation
bin1001101110011001…
…00010000000101111
3111110212020020111022
410313030202000233
541143033433330
62222024044355
7243244522025
oct46714420057
914425206438
105220999215
11223a132a93
1210186036bb
13652889063
1437758c715
1520855cae5
hex13732202f

5220999215 has 16 divisors (see below), whose sum is σ = 6367334400. Its totient is φ = 4109132832.

The previous prime is 5220999197. The next prime is 5220999221. The reversal of 5220999215 is 5129990225.

It is a cyclic number.

It is not a de Polignac number, because 5220999215 - 210 = 5220998191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72866 + ... + 125504.

It is an arithmetic number, because the mean of its divisors is an integer number (397958400).

Almost surely, 25220999215 is an apocalyptic number.

5220999215 is a deficient number, since it is larger than the sum of its proper divisors (1146335185).

5220999215 is a wasteful number, since it uses less digits than its factorization.

5220999215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52966.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 5220999215 is about 72256.4821659621. The cubic root of 5220999215 is about 1734.8071734920.

The spelling of 5220999215 in words is "five billion, two hundred twenty million, nine hundred ninety-nine thousand, two hundred fifteen".