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2015713133 = 717312231361
BaseRepresentation
bin111100000100101…
…0101011101101101
312012110220211120222
41320021111131231
513112010310013
6532003421125
7100644164450
oct17011253555
95173824528
102015713133
119448aa125
124830847a5
132617b9485
141519c9497
15bbe68508
hex7825576d

2015713133 has 16 divisors (see below), whose sum is σ = 2320586496. Its totient is φ = 1715101440.

The previous prime is 2015713127. The next prime is 2015713151. The reversal of 2015713133 is 3313175102.

It is a cyclic number.

It is not a de Polignac number, because 2015713133 - 212 = 2015709037 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 (2015713153) 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 15 ways as a sum of consecutive naturals, for example, 1480373 + ... + 1481733.

It is an arithmetic number, because the mean of its divisors is an integer number (145036656).

Almost surely, 22015713133 is an apocalyptic number.

It is an amenable number.

2015713133 is a deficient number, since it is larger than the sum of its proper divisors (304873363).

2015713133 is a wasteful number, since it uses less digits than its factorization.

2015713133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 2015713133 is about 44896.6940096930. The cubic root of 2015713133 is about 1263.2119975379.

Adding to 2015713133 its reverse (3313175102), we get a palindrome (5328888235).

The spelling of 2015713133 in words is "two billion, fifteen million, seven hundred thirteen thousand, one hundred thirty-three".

Divisors: 1 7 173 1211 1223 1361 8561 9527 211579 235453 1481053 1648171 1664503 11651521 287959019 2015713133