Search a number
-
+
789068007025 = 52101217592
BaseRepresentation
bin10110111101110000001…
…11100100011001110001
32210102201111122221211221
423132320013210121301
5100412002402211100
61402254241505041
7111002561252254
oct13367007443161
92712644587757
10789068007025
11284707356661
12108b15342181
135954117368c
142a29651909b
15157d36d801a
hexb7b81e4671

789068007025 has 27 divisors (see below), whose sum is σ = 988789944513. Its totient is φ = 624649044000.

The previous prime is 789068007017. The next prime is 789068007089. The reversal of 789068007025 is 520700860987.

The square root of 789068007025 is 888295.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 145697180209 + 643370826816 = 381703^2 + 802104^2 .

It is not a de Polignac number, because 789068007025 - 23 = 789068007017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 448588096 + ... + 448589854.

Almost surely, 2789068007025 is an apocalyptic number.

789068007025 is the 888295-th square number.

789068007025 is the 444148-th centered octagonal number.

It is an amenable number.

789068007025 is a deficient number, since it is larger than the sum of its proper divisors (199721937488).

789068007025 is an frugal number, since it uses more digits than its factorization.

789068007025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730 (or 1865 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 789068007025 in words is "seven hundred eighty-nine billion, sixty-eight million, seven thousand, twenty-five".

Divisors: 1 5 25 101 505 1759 2525 8795 10201 43975 51005 177659 255025 888295 3094081 4441475 15470405 17943559 77352025 89717795 312502181 448588975 1562510905 7812554525 31562720281 157813601405 789068007025