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12433301420 = 225621665071
BaseRepresentation
bin10111001010001010…
…10001111110101100
31012002111110011011012
423211011101332230
5200430411121140
65413424444352
7620052214121
oct134505217654
935074404135
1012433301420
115300302421
1224aba796b8
131231b659b7
1485d3b0748
154cb811265
hex2e5151fac

12433301420 has 12 divisors (see below), whose sum is σ = 26109933024. Its totient is φ = 4973320560.

The previous prime is 12433301417. The next prime is 12433301467. The reversal of 12433301420 is 2410333421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310832516 + ... + 310832555.

It is an arithmetic number, because the mean of its divisors is an integer number (2175827752).

Almost surely, 212433301420 is an apocalyptic number.

12433301420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12433301420 is an abundant number, since it is smaller than the sum of its proper divisors (13676631604).

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

12433301420 is a wasteful number, since it uses less digits than its factorization.

12433301420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621665080 (or 621665078 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12433301420 its reverse (2410333421), we get a palindrome (14843634841).

The spelling of 12433301420 in words is "twelve billion, four hundred thirty-three million, three hundred one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 621665071 1243330142 2486660284 3108325355 6216650710 12433301420