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13005210213200 = 2452223714534209
BaseRepresentation
bin1011110101000000001011…
…1011110101101101010000
31201001021201110102210010202
42331100002323311231100
53201034132303310300
643354302221314332
72511411142601342
oct275200273655520
951037643383122
1013005210213200
11416452a136017
1215605b67059a8
13734503238bca
1432d653da7292
15178466cb3ad5
hexbd402ef5b50

13005210213200 has 60 divisors (see below), whose sum is σ = 31258987062780. Its totient is φ = 5199758254080.

The previous prime is 13005210213167. The next prime is 13005210213239. The reversal of 13005210213200 is 231201250031.

13005210213200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 241053504784 + 12764156708416 = 490972^2 + 3572696^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6372305 + ... + 8161904.

It is an arithmetic number, because the mean of its divisors is an integer number (520983117713).

Almost surely, 213005210213200 is an apocalyptic number.

13005210213200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13005210213200 is an abundant number, since it is smaller than the sum of its proper divisors (18253776849580).

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

13005210213200 is a wasteful number, since it uses less digits than its factorization.

13005210213200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14536464 (or 14536453 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 13005210213200 its reverse (231201250031), we get a palindrome (13236411463231).

The spelling of 13005210213200 in words is "thirteen trillion, five billion, two hundred ten million, two hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 2237 4474 8948 11185 17896 22370 35792 44740 55925 89480 111850 178960 223700 447400 894800 14534209 29068418 58136836 72671045 116273672 145342090 232547344 290684180 363355225 581368360 726710450 1162736720 1453420900 2906841800 5813683600 32513025533 65026051066 130052102132 162565127665 260104204264 325130255330 520208408528 650260510660 812825638325 1300521021320 1625651276650 2601042042640 3251302553300 6502605106600 13005210213200