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2013123033324 = 22321329571454699
BaseRepresentation
bin11101010010110111011…
…110111011100011101100
321010110020000011000102100
4131102313132323203230
5230440333444031244
64140452125055100
7265305031306314
oct35226736734354
97113200130370
102013123033324
11706840519a77
122861a69b7490
13117ab5282850
146d6156c4444
1537575133b69
hex1d4b77bb8ec

2013123033324 has 72 divisors (see below), whose sum is σ = 5482025312400. Its totient is φ = 619212569472.

The previous prime is 2013123033323. The next prime is 2013123033343. The reversal of 2013123033324 is 4233303213102.

2013123033324 is a `hidden beast` number, since 2 + 0 + 1 + 31 + 2 + 303 + 3 + 324 = 666.

It is not an unprimeable number, because it can be changed into a prime (2013123033323) 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, 656527 + ... + 2111225.

It is an arithmetic number, because the mean of its divisors is an integer number (76139240450).

Almost surely, 22013123033324 is an apocalyptic number.

It is an amenable number.

2013123033324 is an abundant number, since it is smaller than the sum of its proper divisors (3468902279076).

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

2013123033324 is a wasteful number, since it uses less digits than its factorization.

2013123033324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457679 (or 1457674 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2013123033324 its reverse (4233303213102), we get a palindrome (6246426246426).

The spelling of 2013123033324 in words is "two trillion, thirteen billion, one hundred twenty-three million, thirty-three thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 2957 5914 8871 11828 17742 26613 35484 38441 53226 76882 106452 115323 153764 230646 345969 461292 691938 1383876 1454699 2909398 4364097 5818796 8728194 13092291 17456388 18911087 26184582 37822174 52369164 56733261 75644348 113466522 170199783 226933044 340399566 680799132 4301544943 8603089886 12904634829 17206179772 25809269658 38713904487 51618539316 55920084259 77427808974 111840168518 154855617948 167760252777 223680337036 335520505554 503280758331 671041011108 1006561516662 2013123033324