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13033230424 = 2319532277127
BaseRepresentation
bin11000010001101011…
…10101000001011000
31020122022022201000221
430020311311001120
5203143001333144
65553135205424
7640655426224
oct141065650130
936568281027
1013033230424
115588a11a15
122638976874
1312c9238186
148b8d39784
15514317d84
hex308d75058

13033230424 has 64 divisors (see below), whose sum is σ = 26327980800. Its totient is φ = 6029622144.

The previous prime is 13033230407. The next prime is 13033230461. The reversal of 13033230424 is 42403233031.

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, 1825149 + ... + 1832275.

It is an arithmetic number, because the mean of its divisors is an integer number (411374700).

Almost surely, 213033230424 is an apocalyptic number.

It is an amenable number.

13033230424 is an abundant number, since it is smaller than the sum of its proper divisors (13294750376).

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

13033230424 is a wasteful number, since it uses less digits than its factorization.

13033230424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7432 (or 7428 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 13033230424 its reverse (42403233031), we get a palindrome (55436463455).

The spelling of 13033230424 in words is "thirteen billion, thirty-three million, two hundred thirty thousand, four hundred twenty-four".

Divisors: 1 2 4 8 19 38 53 76 106 152 212 227 424 454 908 1007 1816 2014 4028 4313 7127 8056 8626 12031 14254 17252 24062 28508 34504 48124 57016 96248 135413 228589 270826 377731 457178 541652 755462 914356 1083304 1510924 1617829 1828712 3021848 3235658 6471316 7176889 12942632 14353778 28707556 30738751 57415112 61477502 85744937 122955004 171489874 245910008 342979748 685959496 1629153803 3258307606 6516615212 13033230424