Search a number
-
+
8164310245 = 571319019439
BaseRepresentation
bin1111001101010000…
…10111110011100101
3210001222120221011221
413212220113303211
5113210030411440
63430045300341
7406214330530
oct74650276345
923058527157
108164310245
11350a5a4143
1216ba2646b1
13a015b2710
14576439a17
1532bb54d4a
hex1e6a17ce5

8164310245 has 32 divisors (see below), whose sum is σ = 12065679360. Its totient is φ = 5164473600.

The previous prime is 8164310233. The next prime is 8164310293. The reversal of 8164310245 is 5420134618.

It is not a de Polignac number, because 8164310245 - 219 = 8163785957 is a prime.

It is a super-2 number, since 2×81643102452 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8164310245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 860236 + ... + 869674.

It is an arithmetic number, because the mean of its divisors is an integer number (377052480).

Almost surely, 28164310245 is an apocalyptic number.

It is an amenable number.

8164310245 is a deficient number, since it is larger than the sum of its proper divisors (3901369115).

8164310245 is a wasteful number, since it uses less digits than its factorization.

8164310245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11365.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 8164310245 is about 90356.5727825043. The cubic root of 8164310245 is about 2013.5998330732.

The spelling of 8164310245 in words is "eight billion, one hundred sixty-four million, three hundred ten thousand, two hundred forty-five".

Divisors: 1 5 7 13 35 65 91 455 1901 9439 9505 13307 24713 47195 66073 66535 122707 123565 172991 330365 613535 858949 864955 4294745 17943539 89717695 125604773 233266007 628023865 1166330035 1632862049 8164310245