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52086260 = 22523199569
BaseRepresentation
bin1100011010110…
…0010111110100
310122000020220202
43012230113310
5101313230020
65100220032
71201503662
oct306542764
9118006822
1052086260
11274461a6
121553a618
13aa38b95
146cbbc32
15488ce75
hex31ac5f4

52086260 has 48 divisors (see below), whose sum is σ = 114912000. Its totient is φ = 19793664.

The previous prime is 52086259. The next prime is 52086313. The reversal of 52086260 is 6268025.

It is a congruent number.

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, 91256 + ... + 91824.

It is an arithmetic number, because the mean of its divisors is an integer number (2394000).

Almost surely, 252086260 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 52086260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57456000).

52086260 is an abundant number, since it is smaller than the sum of its proper divisors (62825740).

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

52086260 is a wasteful number, since it uses less digits than its factorization.

52086260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800 (or 798 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 52086260 is about 7217.0811274365. The cubic root of 52086260 is about 373.4573903903.

The spelling of 52086260 in words is "fifty-two million, eighty-six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 199 230 398 460 569 796 995 1138 1990 2276 2845 3980 4577 5690 9154 11380 13087 18308 22885 26174 45770 52348 65435 91540 113231 130870 226462 261740 452924 566155 1132310 2264620 2604313 5208626 10417252 13021565 26043130 52086260