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13002541530 = 2351141779433
BaseRepresentation
bin11000001110000001…
…10000100111011010
31020120011120112210020
430013000300213122
5203112122312110
65550121331310
7640133531226
oct140700604732
936504515706
1013002541530
1155726609a0
12262a636b36
1312c2a81774
148b4c2b786
155117a4d70
hex3070309da

13002541530 has 64 divisors (see below), whose sum is σ = 34054777728. Its totient is φ = 3151042560.

The previous prime is 13002541523. The next prime is 13002541561. The reversal of 13002541530 is 3514520031.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13002541530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1373694 + ... + 1383126.

It is an arithmetic number, because the mean of its divisors is an integer number (532105902).

Almost surely, 213002541530 is an apocalyptic number.

13002541530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13002541530 is an abundant number, since it is smaller than the sum of its proper divisors (21052236198).

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

13002541530 is a wasteful number, since it uses less digits than its factorization.

13002541530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13631.

The product of its (nonzero) digits is 1800, while the sum is 24.

The spelling of 13002541530 in words is "thirteen billion, two million, five hundred forty-one thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 4177 8354 9433 12531 18866 20885 25062 28299 41770 45947 47165 56598 62655 91894 94330 103763 125310 137841 141495 207526 229735 275682 282990 311289 459470 518815 622578 689205 1037630 1378410 1556445 3112890 39401641 78803282 118204923 197008205 236409846 394016410 433418051 591024615 866836102 1182049230 1300254153 2167090255 2600508306 4334180510 6501270765 13002541530