Search a number
-
+
7080530688 = 2832711107373
BaseRepresentation
bin1101001100000100…
…00101001100000000
3200021110021020010100
412212002011030000
5104000103440223
63130332202400
7340314342420
oct64602051400
920243236110
107080530688
113003858560
121457309400
1388abc0a3a
144b2520480
152b6925043
hex1a6085300

7080530688 has 432 divisors, whose sum is σ = 25759109376. Its totient is φ = 1817026560.

The previous prime is 7080530687. The next prime is 7080530689. The reversal of 7080530688 is 8860350807.

It is an interprime number because it is at equal distance from previous prime (7080530687) and next prime (7080530689).

It is not an unprimeable number, because it can be changed into a prime (7080530687) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18982470 + ... + 18982842.

It is an arithmetic number, because the mean of its divisors is an integer number (59627568).

Almost surely, 27080530688 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 7080530688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12879554688).

7080530688 is an abundant number, since it is smaller than the sum of its proper divisors (18678578688).

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

7080530688 is a wasteful number, since it uses less digits than its factorization.

7080530688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 7080530688 is about 84145.8893113621. The cubic root of 7080530688 is about 1920.2389285994.

The spelling of 7080530688 in words is "seven billion, eighty million, five hundred thirty thousand, six hundred eighty-eight".