Search a number
-
+
2316743145 = 32551483181
BaseRepresentation
bin1000101000010110…
…1011000111101001
312222110100202010200
42022011223013221
514221041240040
61021515502413
7111260664123
oct21205530751
95873322120
102316743145
11a89817462
12547a57a09
132abc88042
1417d98a213
15d85cc630
hex8a16b1e9

2316743145 has 12 divisors (see below), whose sum is σ = 4015688196. Its totient is φ = 1235596320.

The previous prime is 2316743141. The next prime is 2316743173. The reversal of 2316743145 is 5413476132.

2316743145 is a `hidden beast` number, since 23 + 167 + 431 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1529435664 + 787307481 = 39108^2 + 28059^2 .

It is not a de Polignac number, because 2316743145 - 22 = 2316743141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2316743141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25741546 + ... + 25741635.

It is an arithmetic number, because the mean of its divisors is an integer number (334640683).

Almost surely, 22316743145 is an apocalyptic number.

It is an amenable number.

2316743145 is a deficient number, since it is larger than the sum of its proper divisors (1698945051).

2316743145 is a wasteful number, since it uses less digits than its factorization.

2316743145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51483192 (or 51483189 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 2316743145 is about 48132.5580558524. The cubic root of 2316743145 is about 1323.2014320261.

The spelling of 2316743145 in words is "two billion, three hundred sixteen million, seven hundred forty-three thousand, one hundred forty-five".

Divisors: 1 3 5 9 15 45 51483181 154449543 257415905 463348629 772247715 2316743145