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9052513780 = 225452625689
BaseRepresentation
bin10000110111001001…
…00110010111110100
3212100212220100101011
420123210212113310
5122014420420110
64054134442004
7440221045312
oct103344462764
925325810334
109052513780
1139259a9652
121907803304
13b1360893b
1461c3a50b2
1537eb0148a
hex21b9265f4

9052513780 has 12 divisors (see below), whose sum is σ = 19010278980. Its totient is φ = 3621005504.

The previous prime is 9052513777. The next prime is 9052513823. The reversal of 9052513780 is 873152509.

9052513780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7239287056 + 1813226724 = 85084^2 + 42582^2 .

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 226312825 + ... + 226312864.

It is an arithmetic number, because the mean of its divisors is an integer number (1584189915).

Almost surely, 29052513780 is an apocalyptic number.

It is an amenable number.

9052513780 is an abundant number, since it is smaller than the sum of its proper divisors (9957765200).

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

9052513780 is a wasteful number, since it uses less digits than its factorization.

9052513780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452625698 (or 452625696 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 9052513780 is about 95144.6991692128. The cubic root of 9052513780 is about 2084.1216488634.

The spelling of 9052513780 in words is "nine billion, fifty-two million, five hundred thirteen thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 452625689 905251378 1810502756 2263128445 4526256890 9052513780