Search a number
-
+
6676245 = 325148361
BaseRepresentation
bin11001011101111100010101
3110120012002100
4121131330111
53202114440
6355032313
7110514162
oct31357425
913505070
106676245
11384aa64
12229b699
1314c9a54
14c5b069
158bd230
hex65df15

6676245 has 12 divisors (see below), whose sum is σ = 11572236. Its totient is φ = 3560640.

The previous prime is 6676231. The next prime is 6676247. The reversal of 6676245 is 5426766.

It can be written as a sum of positive squares in 2 ways, for example, as 2241009 + 4435236 = 1497^2 + 2106^2 .

It is not a de Polignac number, because 6676245 - 25 = 6676213 is a prime.

It is a Curzon number.

6676245 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6676247) 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, 74136 + ... + 74225.

It is an arithmetic number, because the mean of its divisors is an integer number (964353).

Almost surely, 26676245 is an apocalyptic number.

It is an amenable number.

6676245 is a deficient number, since it is larger than the sum of its proper divisors (4895991).

6676245 is a wasteful number, since it uses less digits than its factorization.

6676245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148372 (or 148369 counting only the distinct ones).

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

The square root of 6676245 is about 2583.8430679900. The cubic root of 6676245 is about 188.2972982108.

The spelling of 6676245 in words is "six million, six hundred seventy-six thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 45 148361 445083 741805 1335249 2225415 6676245