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13025303000 = 235318171963
BaseRepresentation
bin11000010000101111…
…00101100111011000
31020121202101221122122
430020113211213120
5203133434144000
65552253240412
7640531151213
oct141027454730
936552357578
1013025303000
115584497a26
122636193108
1312c76c0aa8
148b7c7477a
1551379e085
hex3085e59d8

13025303000 has 64 divisors (see below), whose sum is σ = 30648028320. Its totient is φ = 5181264000.

The previous prime is 13025302993. The next prime is 13025303033. The reversal of 13025303000 is 30352031.

It is a self number, because there is not a number n which added to its sum of digits gives 13025303000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145019 + ... + 216981.

Almost surely, 213025303000 is an apocalyptic number.

13025303000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13025303000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15324014160).

13025303000 is an abundant number, since it is smaller than the sum of its proper divisors (17622725320).

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

13025303000 is a wasteful number, since it uses less digits than its factorization.

13025303000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72165 (or 72151 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

Adding to 13025303000 its reverse (30352031), we get a palindrome (13055655031).

The spelling of 13025303000 in words is "thirteen billion, twenty-five million, three hundred three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 181 200 250 362 500 724 905 1000 1448 1810 3620 4525 7240 9050 18100 22625 36200 45250 71963 90500 143926 181000 287852 359815 575704 719630 1439260 1799075 2878520 3598150 7196300 8995375 13025303 14392600 17990750 26050606 35981500 52101212 65126515 71963000 104202424 130253030 260506060 325632575 521012120 651265150 1302530300 1628162875 2605060600 3256325750 6512651500 13025303000