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1113013512 = 2332134992383
BaseRepresentation
bin100001001010111…
…0011110100001000
32212120022221111200
41002111303310020
54234412413022
6302235424200
736403313232
oct10225636410
92776287450
101113013512
115212a3586
122708b5060
131497890a0
14a7b69252
1567aa6bac
hex42573d08

1113013512 has 96 divisors (see below), whose sum is σ = 3254160000. Its totient is φ = 341635968.

The previous prime is 1113013463. The next prime is 1113013513. The reversal of 1113013512 is 2153103111.

1113013512 is a `hidden beast` number, since 1 + 11 + 301 + 351 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1113013513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 465873 + ... + 468255.

It is an arithmetic number, because the mean of its divisors is an integer number (33897500).

Almost surely, 21113013512 is an apocalyptic number.

1113013512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113013512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1627080000).

1113013512 is an abundant number, since it is smaller than the sum of its proper divisors (2141146488).

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

1113013512 is a wasteful number, since it uses less digits than its factorization.

1113013512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907 (or 2900 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1113013512 is about 33361.8571425513. The cubic root of 1113013512 is about 1036.3349517957.

Adding to 1113013512 its reverse (2153103111), we get a palindrome (3266116623).

It can be divided in two parts, 11130 and 13512, that added together give a palindrome (24642).

The spelling of 1113013512 in words is "one billion, one hundred thirteen million, thirteen thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 156 234 312 468 499 936 998 1497 1996 2383 2994 3992 4491 4766 5988 6487 7149 8982 9532 11976 12974 14298 17964 19064 19461 21447 25948 28596 30979 35928 38922 42894 51896 57192 58383 61958 77844 85788 92937 116766 123916 155688 171576 185874 233532 247832 278811 371748 467064 557622 743496 1115244 1189117 2230488 2378234 3567351 4756468 7134702 9512936 10702053 14269404 15458521 21404106 28538808 30917042 42808212 46375563 61834084 85616424 92751126 123668168 139126689 185502252 278253378 371004504 556506756 1113013512