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52259386 = 2197318839
BaseRepresentation
bin1100011101011…
…0101000111010
310122100001101211
43013112220322
5101334300021
65104033334
71203124504
oct307265072
9118301354
1052259386
1127554283
121560284a
13aa9991a
146d24d74
1548c43e1
hex31d6a3a

52259386 has 16 divisors (see below), whose sum is σ = 83649600. Its totient is φ = 24414048.

The previous prime is 52259351. The next prime is 52259387. The reversal of 52259386 is 68395225.

It is not an unprimeable number, because it can be changed into a prime (52259387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6646 + ... + 12193.

It is an arithmetic number, because the mean of its divisors is an integer number (5228100).

Almost surely, 252259386 is an apocalyptic number.

52259386 is a deficient number, since it is larger than the sum of its proper divisors (31390214).

52259386 is a wasteful number, since it uses less digits than its factorization.

52259386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18933.

The product of its digits is 129600, while the sum is 40.

The square root of 52259386 is about 7229.0653614420. The cubic root of 52259386 is about 373.8707027291.

The spelling of 52259386 in words is "fifty-two million, two hundred fifty-nine thousand, three hundred eighty-six".

Divisors: 1 2 19 38 73 146 1387 2774 18839 37678 357941 715882 1375247 2750494 26129693 52259386