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5252051215 = 51050410243
BaseRepresentation
bin1001110010000101…
…11111000100001111
3111120000122211211101
410321002333010033
541224011114330
62225053403531
7244102461445
oct47102770417
914500584741
105252051215
1122557118a4
121026a995a7
1365913bb18
1437b752b95
1520b1434ca
hex1390bf10f

5252051215 has 4 divisors (see below), whose sum is σ = 6302461464. Its totient is φ = 4201640968.

The previous prime is 5252051197. The next prime is 5252051221. The reversal of 5252051215 is 5121502525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5252051215 is a prime.

It is a Duffinian number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 525205117 + ... + 525205126.

It is an arithmetic number, because the mean of its divisors is an integer number (1575615366).

Almost surely, 25252051215 is an apocalyptic number.

5252051215 is a deficient number, since it is larger than the sum of its proper divisors (1050410249).

5252051215 is a wasteful number, since it uses less digits than its factorization.

5252051215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050410248.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 5252051215 is about 72471.0370768902. The cubic root of 5252051215 is about 1738.2396446529.

The spelling of 5252051215 in words is "five billion, two hundred fifty-two million, fifty-one thousand, two hundred fifteen".

Divisors: 1 5 1050410243 5252051215