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11004144215 = 519535121647
BaseRepresentation
bin10100011111110010…
…11110101001010111
31001101220020110000212
422033321132221113
5140014030103330
65015533000035
7536456453051
oct121771365127
931356213025
1011004144215
114737609469
12217132301b
131064a48a4c
1476566c8d1
1544610c295
hex28fe5ea57

11004144215 has 16 divisors (see below), whose sum is σ = 13903211520. Its totient is φ = 8338039200.

The previous prime is 11004144199. The next prime is 11004144241. The reversal of 11004144215 is 51244140011.

It is not a de Polignac number, because 11004144215 - 24 = 11004144199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497522 + ... + 519168.

It is an arithmetic number, because the mean of its divisors is an integer number (868950720).

Almost surely, 211004144215 is an apocalyptic number.

11004144215 is a deficient number, since it is larger than the sum of its proper divisors (2899067305).

11004144215 is a wasteful number, since it uses less digits than its factorization.

11004144215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27022.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 11004144215 its reverse (51244140011), we get a palindrome (62248284226).

The spelling of 11004144215 in words is "eleven billion, four million, one hundred forty-four thousand, two hundred fifteen".

Divisors: 1 5 19 95 5351 21647 26755 101669 108235 411293 508345 2056465 115833097 579165485 2200828843 11004144215