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11530000135 = 54723488249
BaseRepresentation
bin10101011110011110…
…11101011100000111
31002202112201200202001
422233033131130013
5142103140001020
65144035530131
7555503245513
oct125717353407
932675650661
1011530000135
114987425835
122299459947
1311199847b4
147b5435143
1547738150a
hex2af3dd707

11530000135 has 8 divisors (see below), whose sum is σ = 13838958000. Its totient is φ = 9222028224.

The previous prime is 11530000133. The next prime is 11530000171. The reversal of 11530000135 is 53100003511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11530000135 - 21 = 11530000133 is a prime.

It is a super-2 number, since 2×115300001352 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530000133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220510 + ... + 267739.

It is an arithmetic number, because the mean of its divisors is an integer number (1729869750).

Almost surely, 211530000135 is an apocalyptic number.

11530000135 is a deficient number, since it is larger than the sum of its proper divisors (2308957865).

11530000135 is an equidigital number, since it uses as much as digits as its factorization.

11530000135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492977.

The product of its (nonzero) digits is 225, while the sum is 19.

Adding to 11530000135 its reverse (53100003511), we get a palindrome (64630003646).

The spelling of 11530000135 in words is "eleven billion, five hundred thirty million, one hundred thirty-five", and thus it is an aban number.

Divisors: 1 5 4723 23615 488249 2441245 2306000027 11530000135