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13023112030 = 254765342433
BaseRepresentation
bin11000010000011110…
…01110101101011110
31020121121021122012121
430020033032231132
5203132404041110
65552134253154
7640503424435
oct141017165536
936547248177
1013023112030
115583230905
1226354b71ba
1312c7104766
148b786411c
155134b9cda
hex3083ceb5e

13023112030 has 32 divisors (see below), whose sum is σ = 23977586304. Its totient is φ = 5090482176.

The previous prime is 13023112013. The next prime is 13023112051. The reversal of 13023112030 is 3021132031.

It is a junction number, because it is equal to n+sod(n) for n = 13023111995 and 13023112013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285694 + ... + 328126.

It is an arithmetic number, because the mean of its divisors is an integer number (749299572).

Almost surely, 213023112030 is an apocalyptic number.

13023112030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13023112030 is a deficient number, since it is larger than the sum of its proper divisors (10954474274).

13023112030 is a wasteful number, since it uses less digits than its factorization.

13023112030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43140.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13023112030 its reverse (3021132031), we get a palindrome (16044244061).

The spelling of 13023112030 in words is "thirteen billion, twenty-three million, one hundred twelve thousand, thirty".

Divisors: 1 2 5 10 47 94 235 470 653 1306 3265 6530 30691 42433 61382 84866 153455 212165 306910 424330 1994351 3988702 9971755 19943510 27708749 55417498 138543745 277087490 1302311203 2604622406 6511556015 13023112030