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12450512341 = 181246727883
BaseRepresentation
bin10111001100001101…
…11011110111010101
31012010200211120002201
423212012323313111
5200444312343331
65415241404501
7620351415541
oct134606736725
935120746081
1012450512341
115309a98223
1224b5799731
1312355b0787
148617b0a21
154cd0b0a61
hex2e61bbdd5

12450512341 has 8 divisors (see below), whose sum is σ = 12524823584. Its totient is φ = 12376262160.

The previous prime is 12450512323. The next prime is 12450512351. The reversal of 12450512341 is 14321505421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12450512341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12450512311) 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, 432586 + ... + 460468.

It is an arithmetic number, because the mean of its divisors is an integer number (1565602948).

Almost surely, 212450512341 is an apocalyptic number.

It is an amenable number.

12450512341 is a deficient number, since it is larger than the sum of its proper divisors (74311243).

12450512341 is a wasteful number, since it uses less digits than its factorization.

12450512341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30531.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 12450512341 in words is "twelve billion, four hundred fifty million, five hundred twelve thousand, three hundred forty-one".

Divisors: 1 181 2467 27883 446527 5046823 68787361 12450512341