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52876780 = 22511240349
BaseRepresentation
bin1100100110110…
…1010111101100
310200111102022021
43021231113230
5102014024110
65125155524
71211305465
oct311552754
9120442267
1052876780
1127936120
121585bba4
13ac54948
147045d6c
1549972da
hex326d5ec

52876780 has 24 divisors (see below), whose sum is σ = 121136400. Its totient is φ = 19227840.

The previous prime is 52876777. The next prime is 52876841. The reversal of 52876780 is 8767825.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119955 + ... + 120394.

It is an arithmetic number, because the mean of its divisors is an integer number (5047350).

Almost surely, 252876780 is an apocalyptic number.

It is an amenable number.

52876780 is an abundant number, since it is smaller than the sum of its proper divisors (68259620).

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

52876780 is a wasteful number, since it uses less digits than its factorization.

52876780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240369 (or 240367 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 52876780 is about 7271.6421804156. The cubic root of 52876780 is about 375.3372492029.

The spelling of 52876780 in words is "fifty-two million, eight hundred seventy-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 240349 480698 961396 1201745 2403490 2643839 4806980 5287678 10575356 13219195 26438390 52876780