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318004144271 = 11113431593587
BaseRepresentation
bin1001010000010101000…
…01100010100010001111
31010101211020220022122022
410220022201202202033
520202233030104041
6402031124240355
731655303425022
oct4501241424217
91111736808568
10318004144271
1111295705a380
125176ab400bb
1323cabb80608
141156a32b1b9
1584130d524b
hex4a0a86288f

318004144271 has 16 divisors (see below), whose sum is σ = 350796261888. Its totient is φ = 285871017600.

The previous prime is 318004144259. The next prime is 318004144291. The reversal of 318004144271 is 172441400813.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-318004144271 is a prime.

It is a super-2 number, since 2×3180041442712 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318004144291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238940 + ... + 832526.

It is an arithmetic number, because the mean of its divisors is an integer number (21924766368).

Almost surely, 2318004144271 is an apocalyptic number.

318004144271 is a deficient number, since it is larger than the sum of its proper divisors (32792117617).

318004144271 is a wasteful number, since it uses less digits than its factorization.

318004144271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594142.

The product of its (nonzero) digits is 21504, while the sum is 35.

The spelling of 318004144271 in words is "three hundred eighteen billion, four million, one hundred forty-four thousand, two hundred seventy-one".

Divisors: 1 11 113 431 1243 4741 48703 535733 593587 6529457 67075331 255835997 737828641 2814195967 28909467661 318004144271