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52340660 = 22579157211
BaseRepresentation
bin1100011110101…
…0011110110100
310122111011212222
43013222132310
5101344400120
65105501512
71203613451
oct307523664
9118434788
1052340660
11275aa349
1215641898
13aac7908
146d46828
1548dd525
hex31ea7b4

52340660 has 48 divisors (see below), whose sum is σ = 112546560. Its totient is φ = 20442240.

The previous prime is 52340647. The next prime is 52340707. The reversal of 52340660 is 6604325.

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, 247955 + ... + 248165.

It is an arithmetic number, because the mean of its divisors is an integer number (2344720).

Almost surely, 252340660 is an apocalyptic number.

It is an amenable number.

52340660 is an abundant number, since it is smaller than the sum of its proper divisors (60205900).

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

52340660 is a wasteful number, since it uses less digits than its factorization.

52340660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 52340660 is about 7234.6845128174. The cubic root of 52340660 is about 374.0644173980.

Adding to 52340660 its reverse (6604325), we get a palindrome (58944985).

The spelling of 52340660 in words is "fifty-two million, three hundred forty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 79 157 158 211 314 316 395 422 628 785 790 844 1055 1570 1580 2110 3140 4220 12403 16669 24806 33127 33338 49612 62015 66254 66676 83345 124030 132508 165635 166690 248060 331270 333380 662540 2617033 5234066 10468132 13085165 26170330 52340660