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53013224334 = 2375989271887
BaseRepresentation
bin110001010111110101…
…011001101110001110
312001211120201211100010
4301113311121232032
51332032341134314
640204241214050
73554500654230
oct612765315616
9161746654303
1053013224334
11205346460a4
12a336031326
134ccb1045c5
1427cc9ba250
1515a419c059
hexc57d59b8e

53013224334 has 128 divisors (see below), whose sum is σ = 125212262400. Its totient is φ = 14651746560.

The previous prime is 53013224333. The next prime is 53013224389. The reversal of 53013224334 is 43342231035.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53013224333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 59766439 + ... + 59767325.

It is an arithmetic number, because the mean of its divisors is an integer number (978220800).

Almost surely, 253013224334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53013224334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62606131200).

53013224334 is an abundant number, since it is smaller than the sum of its proper divisors (72199038066).

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

53013224334 is a wasteful number, since it uses less digits than its factorization.

53013224334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 53013224334 its reverse (43342231035), we get a palindrome (96355455369).

The spelling of 53013224334 in words is "fifty-three billion, thirteen million, two hundred twenty-four thousand, three hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 59 89 118 177 178 267 271 354 413 534 542 623 813 826 887 1239 1246 1626 1774 1869 1897 2478 2661 3738 3794 5251 5322 5691 6209 10502 11382 12418 15753 15989 18627 24119 31506 31978 36757 37254 47967 48238 52333 72357 73514 78943 95934 104666 110271 111923 144714 156999 157886 168833 220542 223846 236829 240377 313998 335769 337666 366331 473658 480754 506499 552601 671538 721131 732662 1012998 1098993 1105202 1423021 1442262 1657803 1682639 2197986 2846042 3315606 3365278 4269063 4657637 5047917 8538126 9315274 9961147 10095834 13972911 14182243 19922294 21393553 27945822 28364486 29883441 32603459 42546729 42787106 59766882 64180659 65206918 85093458 97810377 99275701 128361318 149754871 195620754 198551402 297827103 299509742 449264613 595654206 898529226 1262219627 2524439254 3786658881 7573317762 8835537389 17671074778 26506612167 53013224334