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13124112041 = 192231580647
BaseRepresentation
bin11000011100100001…
…00000111010101001
31020212122022222011202
430032100200322221
5203334233041131
610010143133545
7643141053215
oct141620407251
936778288152
1013124112041
115625245697
1226632a42b5
131312008491
148c7035945
1551c2babcb
hex30e420ea9

13124112041 has 12 divisors (see below), whose sum is σ = 14453445312. Its totient is φ = 11892780504.

The previous prime is 13124112031. The next prime is 13124112083. The reversal of 13124112041 is 14021142131.

It is not a de Polignac number, because 13124112041 - 210 = 13124111017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13124112031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782021 + ... + 798626.

It is an arithmetic number, because the mean of its divisors is an integer number (1204453776).

Almost surely, 213124112041 is an apocalyptic number.

It is an amenable number.

13124112041 is a deficient number, since it is larger than the sum of its proper divisors (1329333271).

13124112041 is a wasteful number, since it uses less digits than its factorization.

13124112041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580708 (or 1580689 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13124112041 its reverse (14021142131), we get a palindrome (27145254172).

The spelling of 13124112041 in words is "thirteen billion, one hundred twenty-four million, one hundred twelve thousand, forty-one".

Divisors: 1 19 23 361 437 8303 1580647 30032293 36354881 570613567 690742739 13124112041