Search a number
-
+
85807052 = 2221451763
BaseRepresentation
bin1010001110101…
…00111111001100
312222110110010222
411013110333030
5133431311202
612303050512
72061230222
oct507247714
9188413128
1085807052
1144488121
12248a0a38
1314a14606
14b578b12
1577ee4a2
hex51d4fcc

85807052 has 6 divisors (see below), whose sum is σ = 150162348. Its totient is φ = 42903524.

The previous prime is 85807049. The next prime is 85807061. The reversal of 85807052 is 25070858.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10725878 + ... + 10725885.

It is an arithmetic number, because the mean of its divisors is an integer number (25027058).

Almost surely, 285807052 is an apocalyptic number.

It is an amenable number.

85807052 is a deficient number, since it is larger than the sum of its proper divisors (64355296).

85807052 is a wasteful number, since it uses less digits than its factorization.

85807052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21451767 (or 21451765 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 85807052 is about 9263.2095949514. The cubic root of 85807052 is about 441.0701430824.

The spelling of 85807052 in words is "eighty-five million, eight hundred seven thousand, fifty-two".

Divisors: 1 2 4 21451763 42903526 85807052