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8980582525 = 52973703333
BaseRepresentation
bin10000101110100100…
…01101000001111101
3212011212112212020121
420113102031001331
5121343012120100
64043045014541
7435355456225
oct102722150175
925155485217
108980582525
113899339632
1218a76b4451
13b01742075
146129dd085
1537864351a
hex21748d07d

8980582525 has 12 divisors (see below), whose sum is σ = 11250728692. Its totient is φ = 7110397440.

The previous prime is 8980582519. The next prime is 8980582529. The reversal of 8980582525 is 5252850898.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1495910329 + 7484672196 = 38677^2 + 86514^2 .

It is not a de Polignac number, because 8980582525 - 27 = 8980582397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8980582529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1849242 + ... + 1854091.

Almost surely, 28980582525 is an apocalyptic number.

It is an amenable number.

8980582525 is a deficient number, since it is larger than the sum of its proper divisors (2270146167).

8980582525 is a wasteful number, since it uses less digits than its factorization.

8980582525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703440 (or 3703435 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 52.

The square root of 8980582525 is about 94765.9354673397. The cubic root of 8980582525 is about 2078.5868209191.

The spelling of 8980582525 in words is "eight billion, nine hundred eighty million, five hundred eighty-two thousand, five hundred twenty-five".

Divisors: 1 5 25 97 485 2425 3703333 18516665 92583325 359223301 1796116505 8980582525