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5195609605 = 51039121921
BaseRepresentation
bin1001101011010111…
…01011011000000101
3111102002110022111101
410311223223120011
541120034001410
62215315540101
7242515644604
oct46553533005
914362408441
105195609605
11222687143a
12100bbba631
1364a539714
1437405da3b
152061e4d3a
hex135aeb605

5195609605 has 4 divisors (see below), whose sum is σ = 6234731532. Its totient is φ = 4156487680.

The previous prime is 5195609599. The next prime is 5195609611. The reversal of 5195609605 is 5069065915.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5069065915 = 51013813183.

It is an interprime number because it is at equal distance from previous prime (5195609599) and next prime (5195609611).

It can be written as a sum of positive squares in 2 ways, for example, as 2441249281 + 2754360324 = 49409^2 + 52482^2 .

It is not a de Polignac number, because 5195609605 - 27 = 5195609477 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, 519560956 + ... + 519560965.

It is an arithmetic number, because the mean of its divisors is an integer number (1558682883).

Almost surely, 25195609605 is an apocalyptic number.

It is an amenable number.

5195609605 is a deficient number, since it is larger than the sum of its proper divisors (1039121927).

5195609605 is a wasteful number, since it uses less digits than its factorization.

5195609605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039121926.

The product of its (nonzero) digits is 364500, while the sum is 46.

The square root of 5195609605 is about 72080.5771688879. The cubic root of 5195609605 is about 1731.9904923900.

The spelling of 5195609605 in words is "five billion, one hundred ninety-five million, six hundred nine thousand, six hundred five".

Divisors: 1 5 1039121921 5195609605