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13530313330 = 251783758851
BaseRepresentation
bin11001001100111100…
…00011001001110010
31021220221200010120221
430212132003021302
5210202230011310
610114333323254
7656202523432
oct144636031162
937827603527
1013530313330
115813566736
12275733652a
13137820b581
14924d722c2
15542ca6ada
hex326783272

13530313330 has 16 divisors (see below), whose sum is σ = 24368255424. Its totient is φ = 5409082800.

The previous prime is 13530313327. The next prime is 13530313337. The reversal of 13530313330 is 3331303531.

It is a junction number, because it is equal to n+sod(n) for n = 13530313295 and 13530313304.

It is not an unprimeable number, because it can be changed into a prime (13530313337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361596 + ... + 397255.

It is an arithmetic number, because the mean of its divisors is an integer number (1523015964).

Almost surely, 213530313330 is an apocalyptic number.

13530313330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13530313330 is a deficient number, since it is larger than the sum of its proper divisors (10837942094).

13530313330 is a wasteful number, since it uses less digits than its factorization.

13530313330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760641.

The product of its (nonzero) digits is 3645, while the sum is 25.

Adding to 13530313330 its reverse (3331303531), we get a palindrome (16861616861).

The spelling of 13530313330 in words is "thirteen billion, five hundred thirty million, three hundred thirteen thousand, three hundred thirty".

Divisors: 1 2 5 10 1783 3566 8915 17830 758851 1517702 3794255 7588510 1353031333 2706062666 6765156665 13530313330