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6561350096 = 24728369069
BaseRepresentation
bin1100001110001011…
…00100000111010000
3121221021100010020112
412013011210013100
5101414201200341
63003024300452
7321411361400
oct60705440720
917837303215
106561350096
112867790494
121331471728
138074814a2
144635b4800
1528606daeb
hex1871641d0

6561350096 has 30 divisors (see below), whose sum is σ = 14788146690. Its totient is φ = 2812006848.

The previous prime is 6561350077. The next prime is 6561350101. The reversal of 6561350096 is 6900531656.

It can be written as a sum of positive squares in only one way, i.e., 4648512400 + 1912837696 = 68180^2 + 43736^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4183751 + ... + 4185318.

It is an arithmetic number, because the mean of its divisors is an integer number (492938223).

Almost surely, 26561350096 is an apocalyptic number.

It is an amenable number.

6561350096 is an abundant number, since it is smaller than the sum of its proper divisors (8226796594).

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

6561350096 is a wasteful number, since it uses less digits than its factorization.

6561350096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8369091 (or 8369078 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 6561350096 is about 81002.1610575915. The cubic root of 6561350096 is about 1872.1087382352.

The spelling of 6561350096 in words is "six billion, five hundred sixty-one million, three hundred fifty thousand, ninety-six".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 8369069 16738138 33476276 58583483 66952552 117166966 133905104 234333932 410084381 468667864 820168762 937335728 1640337524 3280675048 6561350096