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2052443513 = 10940146957
BaseRepresentation
bin111101001010101…
…1100110101111001
312022001000221012102
41322111130311321
513200411143023
6535354553145
7101601324221
oct17225346571
95261027172
102052443513
1196360720a
124934387b5
132692a9a23
1415682b081
15c02c1628
hex7a55cd79

2052443513 has 8 divisors (see below), whose sum is σ = 2076482760. Its totient is φ = 2028499200.

The previous prime is 2052443489. The next prime is 2052443543. The reversal of 2052443513 is 3153442502.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 888814969 + 1163628544 = 29813^2 + 34112^2 .

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 2052443513 - 210 = 2052442489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2052443543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20231 + ... + 67187.

It is an arithmetic number, because the mean of its divisors is an integer number (259560345).

Almost surely, 22052443513 is an apocalyptic number.

It is an amenable number.

2052443513 is a deficient number, since it is larger than the sum of its proper divisors (24039247).

2052443513 is a wasteful number, since it uses less digits than its factorization.

2052443513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47467.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2052443513 is about 45303.9017414615. The cubic root of 2052443513 is about 1270.8386204760.

The spelling of 2052443513 in words is "two billion, fifty-two million, four hundred forty-three thousand, five hundred thirteen".

Divisors: 1 109 401 43709 46957 5118313 18829757 2052443513