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8727256025 = 521312664811
BaseRepresentation
bin10000010000010111…
…10101101111011001
3211112012212112121122
420020023311233121
5120333134143100
64001555215025
7426161311055
oct101013655731
924465775548
108727256025
113779343694
1218368a7475
13a91106527
145cb0d8c65
153612a3985
hex2082f5bd9

8727256025 has 12 divisors (see below), whose sum is σ = 10904410704. Its totient is φ = 6928506000.

The previous prime is 8727256007. The next prime is 8727256061. The reversal of 8727256025 is 5206527278.

8727256025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8727256025 - 26 = 8727255961 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1329131 + ... + 1335680.

It is an arithmetic number, because the mean of its divisors is an integer number (908700892).

Almost surely, 28727256025 is an apocalyptic number.

It is an amenable number.

8727256025 is a deficient number, since it is larger than the sum of its proper divisors (2177154679).

8727256025 is a wasteful number, since it uses less digits than its factorization.

8727256025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664952 (or 2664947 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The square root of 8727256025 is about 93419.7839057659. The cubic root of 8727256025 is about 2058.8556833846.

The spelling of 8727256025 in words is "eight billion, seven hundred twenty-seven million, two hundred fifty-six thousand, twenty-five".

Divisors: 1 5 25 131 655 3275 2664811 13324055 66620275 349090241 1745451205 8727256025