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5680550865 = 351153649577
BaseRepresentation
bin1010100101001011…
…00101001111010001
3112122212221212211210
411102211211033101
543113210111430
62335401530333
7260524612533
oct52245451721
915585855753
105680550865
112455582a40
1211264a39a9
136c6b4b502
143bc615853
15233a862b0
hex1529653d1

5680550865 has 32 divisors (see below), whose sum is σ = 10102237056. Its totient is φ = 2702236160.

The previous prime is 5680550851. The next prime is 5680550873.

5680550865 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5680550865 - 28 = 5680550609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316044 + ... + 333533.

It is an arithmetic number, because the mean of its divisors is an integer number (315694908).

Almost surely, 25680550865 is an apocalyptic number.

5680550865 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5680550865 is a deficient number, since it is larger than the sum of its proper divisors (4421686191).

5680550865 is a wasteful number, since it uses less digits than its factorization.

5680550865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649649.

The product of its (nonzero) digits is 1440000, while the sum is 48.

The square root of 5680550865 is about 75369.4292468770. The cubic root of 5680550865 is about 1784.2819589979.

The spelling of 5680550865 in words is "five billion, six hundred eighty million, five hundred fifty thousand, eight hundred sixty-five".

Divisors: 1 3 5 11 15 33 53 55 159 165 265 583 795 1749 2915 8745 649577 1948731 3247885 7145347 9743655 21436041 34427581 35726735 103282743 107180205 172137905 378703391 516413715 1136110173 1893516955 5680550865