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13002000220 = 2251159100001
BaseRepresentation
bin11000001101111101…
…01100011101011100
31020120010120001020201
430012332230131130
5203112003001340
65550101553244
7640126115116
oct140676543534
936503501221
1013002000220
115572321230
12262a415824
1312c2922271
148b4b2a3b6
155116e979a
hex306fac75c

13002000220 has 24 divisors (see below), whose sum is σ = 29786401008. Its totient is φ = 4728000000.

The previous prime is 13002000203. The next prime is 13002000259. The reversal of 13002000220 is 2200020031.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 13002000197 and 13002000206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29549781 + ... + 29550220.

It is an arithmetic number, because the mean of its divisors is an integer number (1241100042).

Almost surely, 213002000220 is an apocalyptic number.

13002000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13002000220 is an abundant number, since it is smaller than the sum of its proper divisors (16784400788).

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

13002000220 is a wasteful number, since it uses less digits than its factorization.

13002000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59100021 (or 59100019 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 13002000220 its reverse (2200020031), we get a palindrome (15202020251).

The spelling of 13002000220 in words is "thirteen billion, two million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 59100001 118200002 236400004 295500005 591000010 650100011 1182000020 1300200022 2600400044 3250500055 6501000110 13002000220