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13021000132 = 227479894377
BaseRepresentation
bin11000010000001110…
…01011000111000100
31020121110022100020011
430020013023013010
5203131334001012
65552021120004
7640446450340
oct141007130704
936543270204
1013021000132
115582019138
122634859004
1312c684540a
148b7474620
155131ee1a7
hex3081cb1c4

13021000132 has 24 divisors (see below), whose sum is σ = 26596088064. Its totient is φ = 5461695552.

The previous prime is 13021000123. The next prime is 13021000163. The reversal of 13021000132 is 23100012031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4945873 + ... + 4948504.

It is an arithmetic number, because the mean of its divisors is an integer number (1108170336).

Almost surely, 213021000132 is an apocalyptic number.

It is an amenable number.

13021000132 is an abundant number, since it is smaller than the sum of its proper divisors (13575087932).

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

13021000132 is a wasteful number, since it uses less digits than its factorization.

13021000132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9894435 (or 9894433 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13021000132 its reverse (23100012031), we get a palindrome (36121012163).

The spelling of 13021000132 in words is "thirteen billion, twenty-one million, one hundred thirty-two", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 47 94 188 329 658 1316 9894377 19788754 39577508 69260639 138521278 277042556 465035719 930071438 1860142876 3255250033 6510500066 13021000132