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1112152320 = 28325293329
BaseRepresentation
bin100001001001010…
…0001100100000000
32212111201012011200
41002102201210000
54234202333240
6302205141200
736363065406
oct10222414400
92774635150
101112152320
11520865554
1227055a800
131495470c6
14a79c3476
1567986930
hex424a1900

1112152320 has 216 divisors, whose sum is σ = 3981814200. Its totient is φ = 286261248.

The previous prime is 1112152319. The next prime is 1112152333. The reversal of 1112152320 is 232512111.

1112152320 is a `hidden beast` number, since 1 + 1 + 121 + 523 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 84052224 + 1028100096 = 9168^2 + 32064^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1112152293 and 1112152302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332416 + ... + 335744.

It is an arithmetic number, because the mean of its divisors is an integer number (18434325).

Almost surely, 21112152320 is an apocalyptic number.

1112152320 is a gapful number since it is divisible by the number (10) 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 1112152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1990907100).

1112152320 is an abundant number, since it is smaller than the sum of its proper divisors (2869661880).

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

1112152320 is a wasteful number, since it uses less digits than its factorization.

1112152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385 (or 3368 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1112152320 is about 33348.9478094887. The cubic root of 1112152320 is about 1036.0675954564.

Adding to 1112152320 its reverse (232512111), we get a palindrome (1344664431).

The spelling of 1112152320 in words is "one billion, one hundred twelve million, one hundred fifty-two thousand, three hundred twenty".