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13102434420 = 2235997219031
BaseRepresentation
bin11000011001111011…
…10100100001110100
31020211010112122001220
430030331310201310
5203313210400140
610004050350340
7642455566155
oct141475644164
936733478056
1013102434420
115613a899a9
122657b8b3b0
13130a68859a
148c41d192c
1551a437bd0
hex30cf74874

13102434420 has 48 divisors (see below), whose sum is σ = 36723781248. Its totient is φ = 3490462080.

The previous prime is 13102434391. The next prime is 13102434431. The reversal of 13102434420 is 2443420131.

13102434420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49696 + ... + 169335.

It is an arithmetic number, because the mean of its divisors is an integer number (765078776).

Almost surely, 213102434420 is an apocalyptic number.

13102434420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13102434420 is an abundant number, since it is smaller than the sum of its proper divisors (23621346828).

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

13102434420 is a wasteful number, since it uses less digits than its factorization.

13102434420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220040 (or 220038 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13102434420 its reverse (2443420131), we get a palindrome (15545854551).

The spelling of 13102434420 in words is "thirteen billion, one hundred two million, four hundred thirty-four thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 997 1994 2991 3988 4985 5982 9970 11964 14955 19940 29910 59820 219031 438062 657093 876124 1095155 1314186 2190310 2628372 3285465 4380620 6570930 13141860 218373907 436747814 655121721 873495628 1091869535 1310243442 2183739070 2620486884 3275608605 4367478140 6551217210 13102434420