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13051713870 = 2345133733323
BaseRepresentation
bin11000010011111000…
…10101100101001110
31020200121002202120000
430021330111211032
5203212214320440
65555035305130
7641301510636
oct141174254516
936617082500
1013051713870
115598396898
122642bab1a6
13130000a220
148bb58b6c6
15515c69730
hex309f1594e

13051713870 has 160 divisors (see below), whose sum is σ = 37906922592. Its totient is φ = 3203152128.

The previous prime is 13051713859. The next prime is 13051713911. The reversal of 13051713870 is 7831715031.

It is a happy number.

13051713870 is a `hidden beast` number, since 1 + 3 + 0 + 517 + 138 + 7 + 0 = 666.

13051713870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 3926029 + ... + 3929351.

Almost surely, 213051713870 is an apocalyptic number.

13051713870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13051713870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18953461296).

13051713870 is an abundant number, since it is smaller than the sum of its proper divisors (24855208722).

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

13051713870 is a wasteful number, since it uses less digits than its factorization.

13051713870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728 (or 3719 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 13051713870 in words is "thirteen billion, fifty-one million, seven hundred thirteen thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 65 78 81 90 117 130 135 162 195 234 270 351 373 390 405 585 702 746 810 1053 1119 1170 1755 1865 2106 2238 3323 3357 3510 3730 4849 5265 5595 6646 6714 9698 9969 10071 10530 11190 14547 16615 16785 19938 20142 24245 29094 29907 30213 33230 33570 43199 43641 48490 49845 50355 59814 60426 72735 86398 87282 89721 99690 100710 129597 130923 145470 149535 151065 179442 215995 218205 259194 261846 269163 299070 302130 388791 392769 431990 436410 448605 538326 647985 654615 777582 785538 897210 1166373 1239479 1295970 1309230 1345815 1943955 1963845 2332746 2478958 2691630 3499119 3718437 3887910 3927690 5831865 6197395 6998238 7436874 11155311 11663730 12394790 16113227 17495595 18592185 22310622 32226454 33465933 34991190 37184370 48339681 55776555 66931866 80566135 96679362 100397799 111553110 145019043 161132270 167329665 200795598 241698405 290038086 334659330 435057129 483396810 501988995 725095215 870114258 1003977990 1305171387 1450190430 2175285645 2610342774 4350571290 6525856935 13051713870