Search a number
-
+
207080799126528 = 21031941591466659
BaseRepresentation
bin101111000101011011000001…
…011110001100010000000000
31000011012201201221101221110110
4233011123001132030100000
5204120302434034022103
62012231334504431320
761422044150654415
oct5705330136142000
91004181657357413
10207080799126528
115aa89523581318
121b285790778540
138b71835457742
14391ca9abb410c
1518e19a7eb0403
hexbc56c178c400

207080799126528 has 352 divisors, whose sum is σ = 605254208832000. Its totient is φ = 62717581393920.

The previous prime is 207080799126521. The next prime is 207080799126533. The reversal of 207080799126528 is 825621997080702.

It is not an unprimeable number, because it can be changed into a prime (207080799126521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140458863 + ... + 141925521.

Almost surely, 2207080799126528 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 207080799126528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302627104416000).

207080799126528 is an abundant number, since it is smaller than the sum of its proper divisors (398173409705472).

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

207080799126528 is a wasteful number, since it uses less digits than its factorization.

207080799126528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466801 (or 1466783 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 66.

The spelling of 207080799126528 in words is "two hundred seven trillion, eighty billion, seven hundred ninety-nine million, one hundred twenty-six thousand, five hundred twenty-eight".