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13062549020 = 2251934375129
BaseRepresentation
bin11000010101001011…
…01010111000011100
31020201100111020120212
430022211222320130
5203223003032040
610000103431552
7641462556203
oct141245527034
936640436525
1013062549020
1155a3517464
1226467555b8
131302331c61
148bcbac23a
15516ba9d65
hex30a96ae1c

13062549020 has 24 divisors (see below), whose sum is σ = 28875109200. Its totient is φ = 4950018432.

The previous prime is 13062549013. The next prime is 13062549041. The reversal of 13062549020 is 2094526031.

It is a happy number.

It is a congruent number.

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, 17187185 + ... + 17187944.

It is an arithmetic number, because the mean of its divisors is an integer number (1203129550).

Almost surely, 213062549020 is an apocalyptic number.

13062549020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13062549020 is an abundant number, since it is smaller than the sum of its proper divisors (15812560180).

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

13062549020 is a wasteful number, since it uses less digits than its factorization.

13062549020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34375157 (or 34375155 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 13062549020 in words is "thirteen billion, sixty-two million, five hundred forty-nine thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 34375129 68750258 137500516 171875645 343751290 653127451 687502580 1306254902 2612509804 3265637255 6531274510 13062549020