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12012414340 = 2251793355423
BaseRepresentation
bin10110010111111111…
…01110010110000100
31011000011110212121211
423023333232112010
5144100134224330
65303551421204
7603451560103
oct131377562604
934004425554
1012012414340
115104770763
1223b2b24804
1311958c02a4
1481d53003a
154a48c3d2a
hex2cbfee584

12012414340 has 24 divisors (see below), whose sum is σ = 25367005440. Its totient is φ = 4778120928.

The previous prime is 12012414329. The next prime is 12012414383. The reversal of 12012414340 is 4341421021.

It is a happy 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, 1674132 + ... + 1681291.

It is an arithmetic number, because the mean of its divisors is an integer number (1056958560).

Almost surely, 212012414340 is an apocalyptic number.

12012414340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012414340 is an abundant number, since it is smaller than the sum of its proper divisors (13354591100).

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

12012414340 is a wasteful number, since it uses less digits than its factorization.

12012414340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355611 (or 3355609 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12012414340 its reverse (4341421021), we get a palindrome (16353835361).

The spelling of 12012414340 in words is "twelve billion, twelve million, four hundred fourteen thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 179 358 716 895 1790 3580 3355423 6710846 13421692 16777115 33554230 67108460 600620717 1201241434 2402482868 3003103585 6006207170 12012414340