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13020030230 = 251643379231
BaseRepresentation
bin11000010000000110…
…11110010100010110
31020121101111001202212
430020003132110112
5203131111431410
65551544233422
7640435300544
oct141003362426
936541431685
1013020030230
115581516469
12263446b872
1312c6595acc
148b72a0d94
155130abb05
hex3080de516

13020030230 has 16 divisors (see below), whose sum is σ = 23437776384. Its totient is φ = 5207629440.

The previous prime is 13020030223. The next prime is 13020030241. The reversal of 13020030230 is 3203002031.

It is a super-2 number, since 2×130200302302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124715 + ... + 203945.

It is an arithmetic number, because the mean of its divisors is an integer number (1464861024).

Almost surely, 213020030230 is an apocalyptic number.

13020030230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13020030230 is a deficient number, since it is larger than the sum of its proper divisors (10417746154).

13020030230 is a wasteful number, since it uses less digits than its factorization.

13020030230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95671.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 13020030230 its reverse (3203002031), we get a palindrome (16223032261).

The spelling of 13020030230 in words is "thirteen billion, twenty million, thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 16433 32866 79231 82165 158462 164330 396155 792310 1302003023 2604006046 6510015115 13020030230