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52011080 = 23511432749
BaseRepresentation
bin1100011001101…
…0000001001000
310121212102210022
43012122001020
5101303323310
65054440012
71201041542
oct306320110
9117772708
1052011080
11273a4770
1215503008
13aa108b4
146c9c692
154875a55
hex319a048

52011080 has 64 divisors (see below), whose sum is σ = 130680000. Its totient is φ = 18466560.

The previous prime is 52011077. The next prime is 52011103. The reversal of 52011080 is 8011025.

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, 17546 + ... + 20294.

It is an arithmetic number, because the mean of its divisors is an integer number (2041875).

Almost surely, 252011080 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 52011080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65340000).

52011080 is an abundant number, since it is smaller than the sum of its proper divisors (78668920).

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

52011080 is a wasteful number, since it uses less digits than its factorization.

52011080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814 (or 2810 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 52011080 is about 7211.8707697795. The cubic root of 52011080 is about 373.2776241988.

The spelling of 52011080 in words is "fifty-two million, eleven thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 43 44 55 86 88 110 172 215 220 344 430 440 473 860 946 1720 1892 2365 2749 3784 4730 5498 9460 10996 13745 18920 21992 27490 30239 54980 60478 109960 118207 120956 151195 236414 241912 302390 472828 591035 604780 945656 1182070 1209560 1300277 2364140 2600554 4728280 5201108 6501385 10402216 13002770 26005540 52011080