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11001314420 = 2251321416401
BaseRepresentation
bin10100011111011101…
…01011110001110100
31001101200220200021122
422033232223301310
5140012314030140
65015352203112
7536423425655
oct121756536164
931350820248
1011001314420
114735a56398
122170399498
131064297a05
1476513352c
15445c4dab5
hex28fbabc74

11001314420 has 24 divisors (see below), whose sum is σ = 23120304648. Its totient is φ = 4397184000.

The previous prime is 11001314411. The next prime is 11001314453. The reversal of 11001314420 is 2441310011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3385610596 + 7615703824 = 58186^2 + 87268^2 .

It is a congruent number.

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, 181781 + ... + 234620.

It is an arithmetic number, because the mean of its divisors is an integer number (963346027).

Almost surely, 211001314420 is an apocalyptic number.

11001314420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001314420 is an abundant number, since it is smaller than the sum of its proper divisors (12118990228).

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

11001314420 is a wasteful number, since it uses less digits than its factorization.

11001314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417731 (or 417729 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11001314420 its reverse (2441310011), we get a palindrome (13442624431).

The spelling of 11001314420 in words is "eleven billion, one million, three hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1321 2642 5284 6605 13210 26420 416401 832802 1665604 2082005 4164010 8328020 550065721 1100131442 2200262884 2750328605 5500657210 11001314420