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11539024489 = 22756390289
BaseRepresentation
bin10101011111100011…
…11000101001101001
31002210011201011211101
422233301320221221
5142112442240424
65145001201401
7555643042546
oct125761705151
932704634741
1011539024489
114991529983
1222a0490261
13111b7c4255
147b6703bcd
15478065344
hex2afc78a69

11539024489 has 8 divisors (see below), whose sum is σ = 11610571680. Its totient is φ = 11467659456.

The previous prime is 11539024451. The next prime is 11539024561. The reversal of 11539024489 is 98442093511.

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 11539024489 - 217 = 11538893417 is a prime.

It is a super-2 number, since 2×115390244892 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11539024439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82657 + ... + 172945.

It is an arithmetic number, because the mean of its divisors is an integer number (1451321460).

Almost surely, 211539024489 is an apocalyptic number.

It is an amenable number.

11539024489 is a deficient number, since it is larger than the sum of its proper divisors (71547191).

11539024489 is an equidigital number, since it uses as much as digits as its factorization.

11539024489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91079.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 11539024489 in words is "eleven billion, five hundred thirty-nine million, twenty-four thousand, four hundred eighty-nine".

Divisors: 1 227 563 90289 127801 20495603 50832707 11539024489