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12028760260 = 2251154676183
BaseRepresentation
bin10110011001111100…
…00101000011000100
31011001022020100000021
423030332011003010
5144113330312020
65305334024524
7604040526616
oct131476050304
934038210007
1012028760260
115112a15690
1223b84a8144
1311990c442a
14821786db6
154a60521aa
hex2ccf850c4

12028760260 has 24 divisors (see below), whose sum is σ = 27556796736. Its totient is φ = 4374094560.

The previous prime is 12028760239. The next prime is 12028760279. The reversal of 12028760260 is 6206782021.

It is a super-3 number, since 3×120287602603 (a number of 31 digits) contains 333 as substring.

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, 27337872 + ... + 27338311.

It is an arithmetic number, because the mean of its divisors is an integer number (1148199864).

Almost surely, 212028760260 is an apocalyptic number.

12028760260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12028760260 is an abundant number, since it is smaller than the sum of its proper divisors (15528036476).

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

12028760260 is a wasteful number, since it uses less digits than its factorization.

12028760260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54676203 (or 54676201 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 12028760260 in words is "twelve billion, twenty-eight million, seven hundred sixty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 54676183 109352366 218704732 273380915 546761830 601438013 1093523660 1202876026 2405752052 3007190065 6014380130 12028760260