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52141628 = 227113143127
BaseRepresentation
bin1100011011100…
…1111000111100
310122010001212102
43012321320330
5101322013003
65101324232
71202124260
oct306717074
9118101772
1052141628
1127483860
1215566678
13aa58146
146cd40a0
15489e588
hex31b9e3c

52141628 has 96 divisors (see below), whose sum is σ = 121110528. Its totient is φ = 19051200.

The previous prime is 52141603. The next prime is 52141631. The reversal of 52141628 is 82614125.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 52141628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 410501 + ... + 410627.

It is an arithmetic number, because the mean of its divisors is an integer number (1261568).

Almost surely, 252141628 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52141628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60555264).

52141628 is an abundant number, since it is smaller than the sum of its proper divisors (68968900).

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

52141628 is a wasteful number, since it uses less digits than its factorization.

52141628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 221 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 52141628 is about 7220.9160083746. The cubic root of 52141628 is about 373.5896726615.

The spelling of 52141628 in words is "fifty-two million, one hundred forty-one thousand, six hundred twenty-eight".

Divisors: 1 2 4 7 11 14 22 28 31 43 44 62 77 86 124 127 154 172 217 254 301 308 341 434 473 508 602 682 868 889 946 1204 1333 1364 1397 1778 1892 2387 2666 2794 3311 3556 3937 4774 5332 5461 5588 6622 7874 9331 9548 9779 10922 13244 14663 15748 18662 19558 21844 27559 29326 37324 38227 39116 43307 55118 58652 60071 76454 86614 102641 110236 120142 152908 169291 173228 205282 240284 303149 338582 410564 420497 606298 677164 840994 1185037 1212596 1681988 1862201 2370074 3724402 4740148 7448804 13035407 26070814 52141628