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13130501242 = 217438981191
BaseRepresentation
bin11000011101010001…
…11000110001111010
31020220002100120111211
430032220320301322
5203342402014432
610010532113334
7643246263505
oct141650706172
936802316454
1013130501242
115628909a21
12266546584a
131313434681
148c7c1a13c
1551cb2dd47
hex30ea38c7a

13130501242 has 16 divisors (see below), whose sum is σ = 21339312192. Its totient is φ = 6035359680.

The previous prime is 13130501239. The next prime is 13130501243. The reversal of 13130501242 is 24210503131.

It is a happy number.

13130501242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13130501243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4489134 + ... + 4492057.

It is an arithmetic number, because the mean of its divisors is an integer number (1333707012).

Almost surely, 213130501242 is an apocalyptic number.

13130501242 is a deficient number, since it is larger than the sum of its proper divisors (8208810950).

13130501242 is a wasteful number, since it uses less digits than its factorization.

13130501242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8981253.

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 13130501242 in words is "thirteen billion, one hundred thirty million, five hundred one thousand, two hundred forty-two".

Divisors: 1 2 17 34 43 86 731 1462 8981191 17962382 152680247 305360494 386191213 772382426 6565250621 13130501242