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13200224242 = 297214331751
BaseRepresentation
bin11000100101100101…
…10110111111110010
31021001221112212111011
430102302312333302
5204013224133432
610021502341134
7645054024532
oct142262667762
937057485434
1013200224242
115664200937
12268488a7aa
131324a0709a
148d31a94c2
15523d02847
hex312cb6ff2

13200224242 has 16 divisors (see below), whose sum is σ = 20014428672. Its totient is φ = 6528816000.

The previous prime is 13200224227. The next prime is 13200224281. The reversal of 13200224242 is 24242200231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399867 + ... + 431617.

It is an arithmetic number, because the mean of its divisors is an integer number (1250901792).

Almost surely, 213200224242 is an apocalyptic number.

13200224242 is a deficient number, since it is larger than the sum of its proper divisors (6814204430).

13200224242 is a wasteful number, since it uses less digits than its factorization.

13200224242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33993.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 13200224242 its reverse (24242200231), we get a palindrome (37442424473).

The spelling of 13200224242 in words is "thirteen billion, two hundred million, two hundred twenty-four thousand, two hundred forty-two".

Divisors: 1 2 97 194 2143 4286 31751 63502 207871 415742 3079847 6159694 68042393 136084786 6600112121 13200224242