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12083013420 = 2235201383557
BaseRepresentation
bin10110100000011010…
…00010011100101100
31011012002022200100120
423100031002130230
5144221222412140
65314552524540
7605266630242
oct132015023454
934162280316
1012083013420
115140600905
1224126b0750
1311a740b6aa
14828a6a792
154aabbc1d0
hex2d034272c

12083013420 has 24 divisors (see below), whose sum is σ = 33832437744. Its totient is φ = 3222136896.

The previous prime is 12083013419. The next prime is 12083013451. The reversal of 12083013420 is 2431038021.

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, 100691719 + ... + 100691838.

It is an arithmetic number, because the mean of its divisors is an integer number (1409684906).

Almost surely, 212083013420 is an apocalyptic number.

12083013420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12083013420 is an abundant number, since it is smaller than the sum of its proper divisors (21749424324).

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

12083013420 is a wasteful number, since it uses less digits than its factorization.

12083013420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201383569 (or 201383567 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 12083013420 in words is "twelve billion, eighty-three million, thirteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 201383557 402767114 604150671 805534228 1006917785 1208301342 2013835570 2416602684 3020753355 4027671140 6041506710 12083013420