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13235941049 = 471571793731
BaseRepresentation
bin11000101001110110…
…00110111010111001
31021011102202110201212
430110323012322321
5204101400103144
610025220052505
7645666433262
oct142473067271
937142673655
1013235941049
115682386461
122694834135
13132c2311a6
148d7c25969
1552700a49e
hex314ec6eb9

13235941049 has 8 divisors (see below), whose sum is σ = 13603663488. Its totient is φ = 12871806480.

The previous prime is 13235941007. The next prime is 13235941051. The reversal of 13235941049 is 94014953231.

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 13235941049 - 232 = 8940973753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13235940997 and 13235941015.

It is not an unprimeable number, because it can be changed into a prime (13235941079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889487 + ... + 904244.

It is an arithmetic number, because the mean of its divisors is an integer number (1700457936).

Almost surely, 213235941049 is an apocalyptic number.

It is an amenable number.

13235941049 is a deficient number, since it is larger than the sum of its proper divisors (367722439).

13235941049 is a wasteful number, since it uses less digits than its factorization.

13235941049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793935.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 13235941049 in words is "thirteen billion, two hundred thirty-five million, nine hundred forty-one thousand, forty-nine".

Divisors: 1 47 157 7379 1793731 84305357 281615767 13235941049