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13102100042 = 247538125903
BaseRepresentation
bin11000011001111001…
…00010111001001010
31020211002220122101112
430030330202321022
5203313114200132
610004035250322
7642453004253
oct141474427112
936732818345
1013102100042
115613880759
122657a499a2
13130a59c325
148c4145b2a
1551a3bdab2
hex30cf22e4a

13102100042 has 16 divisors (see below), whose sum is σ = 20075807232. Its totient is φ = 6410226960.

The previous prime is 13102100017. The next prime is 13102100051. The reversal of 13102100042 is 24000120131.

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, 492863 + ... + 518765.

It is an arithmetic number, because the mean of its divisors is an integer number (1254737952).

Almost surely, 213102100042 is an apocalyptic number.

13102100042 is a deficient number, since it is larger than the sum of its proper divisors (6973707190).

13102100042 is a wasteful number, since it uses less digits than its factorization.

13102100042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31333.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 13102100042 its reverse (24000120131), we get a palindrome (37102220173).

The spelling of 13102100042 in words is "thirteen billion, one hundred two million, one hundred thousand, forty-two".

Divisors: 1 2 47 94 5381 10762 25903 51806 252907 505814 1217441 2434882 139384043 278768086 6551050021 13102100042