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9101131301 = 45671992803
BaseRepresentation
bin10000111100111100…
…00011111000100101
3212111021101101002002
420132132003320211
5122114342200201
64103032455045
7441351224333
oct103636037045
925437341062
109101131301
113950395719
12191bb4a485
13b206cb9c2
14624a1cb53
1538400676b
hex21e783e25

9101131301 has 4 divisors (see below), whose sum is σ = 9103128672. Its totient is φ = 9099133932.

The previous prime is 9101131297. The next prime is 9101131321. The reversal of 9101131301 is 1031311019.

9101131301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1031311019 = 2129484411.

It is a cyclic number.

It is not a de Polignac number, because 9101131301 - 22 = 9101131297 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 (9101131321) by changing a digit.

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, 991835 + ... + 1000968.

It is an arithmetic number, because the mean of its divisors is an integer number (2275782168).

Almost surely, 29101131301 is an apocalyptic number.

It is an amenable number.

9101131301 is a deficient number, since it is larger than the sum of its proper divisors (1997371).

9101131301 is a wasteful number, since it uses less digits than its factorization.

9101131301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997370.

The product of its (nonzero) digits is 81, while the sum is 20.

The square root of 9101131301 is about 95399.8495858353. The cubic root of 9101131301 is about 2087.8459909901.

The spelling of 9101131301 in words is "nine billion, one hundred one million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 4567 1992803 9101131301