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13142430055 = 519443312283
BaseRepresentation
bin11000011110101100…
…11001000101100111
31020220220210121202201
430033112121011213
5203403430230210
610012035515331
7643452545416
oct141726310547
936826717681
1013142430055
115634617247
122669458b47
131315a50141
148c964347d
1551dbd853a
hex30f599167

13142430055 has 16 divisors (see below), whose sum is σ = 16638491520. Its totient is φ = 9938062368.

The previous prime is 13142430031. The next prime is 13142430101. The reversal of 13142430055 is 55003424131.

It is a cyclic number.

It is not a de Polignac number, because 13142430055 - 223 = 13134041447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114057 + ... + 198226.

It is an arithmetic number, because the mean of its divisors is an integer number (1039905720).

Almost surely, 213142430055 is an apocalyptic number.

13142430055 is a deficient number, since it is larger than the sum of its proper divisors (3496061465).

13142430055 is a wasteful number, since it uses less digits than its factorization.

13142430055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312750.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 13142430055 its reverse (55003424131), we get a palindrome (68145854186).

The spelling of 13142430055 in words is "thirteen billion, one hundred forty-two million, four hundred thirty thousand, fifty-five".

Divisors: 1 5 19 95 443 2215 8417 42085 312283 1561415 5933377 29666885 138341369 691706845 2628486011 13142430055