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13101302142 = 2321983945659
BaseRepresentation
bin11000011001110011…
…00000000101111110
31020211001102002212200
430030321200011332
5203312413132032
610004010212330
7642443142105
oct141471400576
936731362780
1013101302142
115613386235
1226577240a6
13130a3800b6
148c3db903c
1551a2b247c
hex30ce6017e

13101302142 has 48 divisors (see below), whose sum is σ = 29916432000. Its totient is φ = 4132231632.

The previous prime is 13101302129. The next prime is 13101302143. The reversal of 13101302142 is 24120310131.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101302143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264109 + ... + 309767.

It is an arithmetic number, because the mean of its divisors is an integer number (623259000).

Almost surely, 213101302142 is an apocalyptic number.

13101302142 is an abundant number, since it is smaller than the sum of its proper divisors (16815129858).

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

13101302142 is a wasteful number, since it uses less digits than its factorization.

13101302142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46525 (or 46522 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13101302142 its reverse (24120310131), we get a palindrome (37221612273).

The spelling of 13101302142 in words is "thirteen billion, one hundred one million, three hundred two thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 839 1678 2517 5034 7551 15102 15941 31882 45659 47823 91318 95646 136977 143469 273954 286938 410931 821862 867521 1735042 2602563 5205126 7807689 15615378 38307901 76615802 114923703 229847406 344771109 689542218 727850119 1455700238 2183550357 4367100714 6550651071 13101302142