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5209168896 = 210321971419
BaseRepresentation
bin1001101100111110…
…11001110000000000
3111110000222012100100
410312133121300000
541132021401041
62220522322400
7243042130221
oct46637316000
914400865310
105209168896
112233492768
121014659400
136502a6379
14375b8d248
152074c26b6
hex1367d9c00

5209168896 has 264 divisors, whose sum is σ = 16094332800. Its totient is φ = 1617960960.

The previous prime is 5209168879. The next prime is 5209168903. The reversal of 5209168896 is 6988619025.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12432175 + ... + 12432593.

Almost surely, 25209168896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5209168896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8047166400).

5209168896 is an abundant number, since it is smaller than the sum of its proper divisors (10885163904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5209168896 is a wasteful number, since it uses less digits than its factorization.

5209168896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 5209168896 is about 72174.5723645108. The cubic root of 5209168896 is about 1733.4958764073.

The spelling of 5209168896 in words is "five billion, two hundred nine million, one hundred sixty-eight thousand, eight hundred ninety-six".