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1120312032 = 25371667131
BaseRepresentation
bin100001011000110…
…1001101011100000
32220002001202012020
41002301221223200
54243244441112
6303100101440
736522331560
oct10261515340
92802052166
101120312032
11525429014
12273234880
1314b143138
14a8b08da0
156854948c
hex42c69ae0

1120312032 has 48 divisors (see below), whose sum is σ = 3360938112. Its totient is φ = 320088960.

The previous prime is 1120312027. The next prime is 1120312033. The reversal of 1120312032 is 2302130211.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120312033) 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 7 ways as a sum of consecutive naturals, for example, 832894 + ... + 834237.

It is an arithmetic number, because the mean of its divisors is an integer number (70019544).

Almost surely, 21120312032 is an apocalyptic number.

1120312032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120312032 is an abundant number, since it is smaller than the sum of its proper divisors (2240626080).

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

1120312032 is a wasteful number, since it uses less digits than its factorization.

1120312032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667151 (or 1667143 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1120312032 is about 33471.0626063769. The cubic root of 1120312032 is about 1038.5952533392.

Adding to 1120312032 its reverse (2302130211), we get a palindrome (3422442243).

The spelling of 1120312032 in words is "one billion, one hundred twenty million, three hundred twelve thousand, thirty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 1667131 3334262 5001393 6668524 10002786 11669917 13337048 20005572 23339834 26674096 35009751 40011144 46679668 53348192 70019502 80022288 93359336 140039004 160044576 186718672 280078008 373437344 560156016 1120312032