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12701512342453 = 114494787537221
BaseRepresentation
bin1011100011010100110100…
…1000011001101110110101
31122222020211020022110100211
42320311031020121232311
53131100144124424303
643002554430105421
72450440213360504
oct270651510315665
948866736273324
1012701512342453
1140577546537a0
12151177a94b271
137119942808cc
1431ca83aba83b
151705deb5e66d
hexb8d4d219bb5

12701512342453 has 16 divisors (see below), whose sum is σ = 13889982254400. Its totient is φ = 11518684441600.

The previous prime is 12701512342447. The next prime is 12701512342481. The reversal of 12701512342453 is 35424321510721.

It is a cyclic number.

It is not a de Polignac number, because 12701512342453 - 29 = 12701512341941 is a prime.

It is a super-2 number, since 2×127015123424532 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12701512340453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23374383 + ... + 23911603.

It is an arithmetic number, because the mean of its divisors is an integer number (868123890900).

Almost surely, 212701512342453 is an apocalyptic number.

It is an amenable number.

12701512342453 is a deficient number, since it is larger than the sum of its proper divisors (1188469911947).

12701512342453 is a wasteful number, since it uses less digits than its factorization.

12701512342453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542468.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 12701512342453 in words is "twelve trillion, seven hundred one billion, five hundred twelve million, three hundred forty-two thousand, four hundred fifty-three".

Divisors: 1 11 449 4787 4939 52657 537221 2149363 5909431 23642993 241212229 2571676927 2653334519 28288446197 1154682940223 12701512342453