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12404203301 = 72377044741
BaseRepresentation
bin10111000110101100…
…10001111100100101
31012000110200211001002
423203112101330211
5200400434001201
65410505043045
7616246663010
oct134326217445
935013624032
1012404203301
115295938596
1224a2186485
131228b18389
14859598377
154c8eb476b
hex2e3591f25

12404203301 has 8 divisors (see below), whose sum is σ = 14792590464. Its totient is φ = 10169905680.

The previous prime is 12404203283. The next prime is 12404203351. The reversal of 12404203301 is 10330240421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12404203301 - 26 = 12404203237 is a prime.

It is a super-3 number, since 3×124042033013 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404203351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38522210 + ... + 38522531.

It is an arithmetic number, because the mean of its divisors is an integer number (1849073808).

Almost surely, 212404203301 is an apocalyptic number.

It is an amenable number.

12404203301 is a deficient number, since it is larger than the sum of its proper divisors (2388387163).

12404203301 is an equidigital number, since it uses as much as digits as its factorization.

12404203301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77044771.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12404203301 its reverse (10330240421), we get a palindrome (22734443722).

The spelling of 12404203301 in words is "twelve billion, four hundred four million, two hundred three thousand, three hundred one".

Divisors: 1 7 23 161 77044741 539313187 1772029043 12404203301