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491126112 = 2533568433
BaseRepresentation
bin11101010001011…
…111110101100000
31021020010210101000
4131101133311200
52001212013422
6120422312000
715112334361
oct3521376540
91236123330
10491126112
11232256354
12118588600
137a998c89
1449325b68
152d1b3cac
hex1d45fd60

491126112 has 48 divisors (see below), whose sum is σ = 1432453680. Its totient is φ = 163708416.

The previous prime is 491126071. The next prime is 491126113. The reversal of 491126112 is 211621194.

491126112 is a `hidden beast` number, since 49 + 1 + 1 + 2 + 611 + 2 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491126113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283353 + ... + 285080.

It is an arithmetic number, because the mean of its divisors is an integer number (29842785).

Almost surely, 2491126112 is an apocalyptic number.

It is an amenable number.

491126112 is an abundant number, since it is smaller than the sum of its proper divisors (941327568).

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

491126112 is a wasteful number, since it uses less digits than its factorization.

491126112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568452 (or 568438 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 491126112 is about 22161.3653009015. The cubic root of 491126112 is about 788.9769976957.

It can be divided in two parts, 4 and 91126112, that added together give a square (91126116 = 95462).

The spelling of 491126112 in words is "four hundred ninety-one million, one hundred twenty-six thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 568433 1136866 1705299 2273732 3410598 4547464 5115897 6821196 9094928 10231794 13642392 15347691 18189856 20463588 27284784 30695382 40927176 54569568 61390764 81854352 122781528 163708704 245563056 491126112