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20079139995360 = 2533517661413629
BaseRepresentation
bin1001001000011000010100…
…00000011011111011100000
32122002112202210022211002000
410210030022000123323200
510112434034314322420
6110412121330524000
74141445543623215
oct444141200337340
978075683284060
1020079139995360
116441574079986
12230357b436600
13b285bb1b6864
144d5b9aacbb0c
1524c487ac8690
hex12430a01bee0

20079139995360 has 384 divisors, whose sum is σ = 74523684009600. Its totient is φ = 5031834255360.

The previous prime is 20079139995329. The next prime is 20079139995367. The reversal of 20079139995360 is 6359993197002.

20079139995360 is a `hidden beast` number, since 2 + 0 + 0 + 7 + 9 + 1 + 3 + 9 + 99 + 536 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20079139995367) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 48337026 + ... + 48750654.

It is an arithmetic number, because the mean of its divisors is an integer number (194072093775).

Almost surely, 220079139995360 is an apocalyptic number.

20079139995360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20079139995360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37261842004800).

20079139995360 is an abundant number, since it is smaller than the sum of its proper divisors (54444544014240).

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

20079139995360 is a wasteful number, since it uses less digits than its factorization.

20079139995360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414331 (or 414317 counting only the distinct ones).

The product of its (nonzero) digits is 24800580, while the sum is 63.

The spelling of 20079139995360 in words is "twenty trillion, seventy-nine billion, one hundred thirty-nine million, nine hundred ninety-five thousand, three hundred sixty".