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52568670 = 23572113251
BaseRepresentation
bin1100100010001…
…0001001011110
310122220202122210
43020202021132
5101424144140
65114421250
71205553300
oct310421136
9118822583
1052568670
1127745690
1215731826
13ab7762b
146da5970
154935d80
hex322225e

52568670 has 96 divisors (see below), whose sum is σ = 160154496. Its totient is φ = 10920000.

The previous prime is 52568657. The next prime is 52568689. The reversal of 52568670 is 7686525.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14545 + ... + 17795.

It is an arithmetic number, because the mean of its divisors is an integer number (1668276).

Almost surely, 252568670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52568670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80077248).

52568670 is an abundant number, since it is smaller than the sum of its proper divisors (107585826).

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

52568670 is a wasteful number, since it uses less digits than its factorization.

52568670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286 (or 3279 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 52568670 is about 7250.4255047549. The cubic root of 52568670 is about 374.6068056504.

The spelling of 52568670 in words is "fifty-two million, five hundred sixty-eight thousand, six hundred seventy".

Divisors: 1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 49 55 66 70 77 98 105 110 147 154 165 210 231 245 294 330 385 462 490 539 735 770 1078 1155 1470 1617 2310 2695 3234 3251 5390 6502 8085 9753 16170 16255 19506 22757 32510 35761 45514 48765 68271 71522 97530 107283 113785 136542 159299 178805 214566 227570 250327 318598 341355 357610 477897 500654 536415 682710 750981 796495 955794 1072830 1251635 1501962 1592990 1752289 2389485 2503270 3504578 3754905 4778970 5256867 7509810 8761445 10513734 17522890 26284335 52568670