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12401430041 = 7211131769863
BaseRepresentation
bin10111000110010111…
…01100111000011001
31012000021110220211202
423203023230320121
5200344231230131
65410325403545
7616214262500
oct134313547031
935007426752
1012401430041
115294313a40
1224a12695b5
131228386cb0
14859075837
154c8b17bcb
hex2e32ece19

12401430041 has 24 divisors (see below), whose sum is σ = 16948217664. Its totient is φ = 8920104480.

The previous prime is 12401430031. The next prime is 12401430049. The reversal of 12401430041 is 14003410421.

It is not a de Polignac number, because 12401430041 - 210 = 12401429017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12401429995 and 12401430022.

It is not an unprimeable number, because it can be changed into a prime (12401430049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 877925 + ... + 891938.

It is an arithmetic number, because the mean of its divisors is an integer number (706175736).

Almost surely, 212401430041 is an apocalyptic number.

12401430041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12401430041 is a deficient number, since it is larger than the sum of its proper divisors (4546787623).

12401430041 is a wasteful number, since it uses less digits than its factorization.

12401430041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769901 (or 1769894 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12401430041 its reverse (14003410421), we get a palindrome (26404840462).

The spelling of 12401430041 in words is "twelve billion, four hundred one million, four hundred thirty thousand, forty-one".

Divisors: 1 7 11 13 49 77 91 143 539 637 1001 7007 1769863 12389041 19468493 23008219 86723287 136279451 161057533 253090409 953956157 1127402731 1771632863 12401430041