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13011041982 = 236173351289
BaseRepresentation
bin11000001111000010…
…01011111010111110
31020120202120102012210
430013201023322332
5203121311320412
65551023441250
7640266014001
oct140741137276
936522512183
1013011041982
115577437464
122631456226
1312c4769913
148b6001538
155123d383c
hex30784bebe

13011041982 has 16 divisors (see below), whose sum is σ = 26026373520. Its totient is φ = 4336299072.

The previous prime is 13011041969. The next prime is 13011041983. The reversal of 13011041982 is 28914011031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011041983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138607 + ... + 212682.

It is an arithmetic number, because the mean of its divisors is an integer number (1626648345).

Almost surely, 213011041982 is an apocalyptic number.

13011041982 is an abundant number, since it is smaller than the sum of its proper divisors (13015331538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13011041982 is a wasteful number, since it uses less digits than its factorization.

13011041982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357467.

The product of its (nonzero) digits is 1728, while the sum is 30.

The spelling of 13011041982 in words is "thirteen billion, eleven million, forty-one thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 6173 12346 18519 37038 351289 702578 1053867 2107734 2168506997 4337013994 6505520991 13011041982