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11137415052 = 2234787193883
BaseRepresentation
bin10100101111101011…
…10111011110001100
31001202012000022020210
422113311313132030
5140302134240202
65041053242420
7542665315551
oct122765673614
931665008223
1011137415052
1147a5864855
1221a9a93410
13108653b22a
14779240a28
15452b84c6c
hex297d7778c

11137415052 has 24 divisors (see below), whose sum is σ = 25992864576. Its totient is φ = 3711677008.

The previous prime is 11137415039. The next prime is 11137415083. The reversal of 11137415052 is 25051473111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39498 + ... + 154385.

It is an arithmetic number, because the mean of its divisors is an integer number (1083036024).

Almost surely, 211137415052 is an apocalyptic number.

11137415052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11137415052 is an abundant number, since it is smaller than the sum of its proper divisors (14855449524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11137415052 is a wasteful number, since it uses less digits than its factorization.

11137415052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198677 (or 198675 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

Adding to 11137415052 its reverse (25051473111), we get a palindrome (36188888163).

The spelling of 11137415052 in words is "eleven billion, one hundred thirty-seven million, four hundred fifteen thousand, fifty-two".

Divisors: 1 2 3 4 6 12 4787 9574 14361 19148 28722 57444 193883 387766 581649 775532 1163298 2326596 928117921 1856235842 2784353763 3712471684 5568707526 11137415052