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13055252526 = 232191011512503
BaseRepresentation
bin11000010100010011…
…10101100000101110
31020200211202112200100
430022021311200232
5203214121040101
65555243211530
7641343546501
oct141211654056
936624675610
1013055252526
11559a3934a8
122644216ba6
131300978ac4
148bbc2d138
15516217e86
hex30a27582e

13055252526 has 96 divisors (see below), whose sum is σ = 30281172480. Its totient is φ = 4053240000.

The previous prime is 13055252501. The next prime is 13055252533. The reversal of 13055252526 is 62525255031.

13055252526 is a `hidden beast` number, since 1 + 3 + 0 + 552 + 52 + 52 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5214591 + ... + 5217093.

It is an arithmetic number, because the mean of its divisors is an integer number (315428880).

Almost surely, 213055252526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13055252526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15140586240).

13055252526 is an abundant number, since it is smaller than the sum of its proper divisors (17225919954).

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

13055252526 is a wasteful number, since it uses less digits than its factorization.

13055252526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782 (or 2779 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 13055252526 in words is "thirteen billion, fifty-five million, two hundred fifty-two thousand, five hundred twenty-six".

Divisors: 1 2 3 6 9 18 19 38 57 101 114 151 171 202 302 303 342 453 606 906 909 1359 1818 1919 2503 2718 2869 3838 5006 5738 5757 7509 8607 11514 15018 15251 17214 17271 22527 25821 30502 34542 45054 45753 47557 51642 91506 95114 137259 142671 252803 274518 285342 289769 377953 428013 505606 579538 755906 758409 856026 869307 1133859 1516818 1738614 2267718 2275227 2607921 3401577 4550454 4803257 5215842 6803154 7181107 9606514 14362214 14409771 21543321 28819542 38173253 43086642 43229313 64629963 76346506 86458626 114519759 129259926 229039518 343559277 687118554 725291807 1450583614 2175875421 4351750842 6527626263 13055252526