Search a number
-
+
670046501 is a prime number
BaseRepresentation
bin100111111100000…
…001100100100101
31201200210220000002
4213330001210211
52333012442001
6150253231045
722414205225
oct4774014445
91650726002
10670046501
11314250943
12168492485
13a8a82627
1464dbc085
153dc5746b
hex27f01925

670046501 has 2 divisors, whose sum is σ = 670046502. Its totient is φ = 670046500.

The previous prime is 670046491. The next prime is 670046549. The reversal of 670046501 is 105640076.

Adding to 670046501 its reverse (105640076), we get a palindrome (775686577).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524868100 + 145178401 = 22910^2 + 12049^2 .

It is a cyclic number.

It is not a de Polignac number, because 670046501 - 26 = 670046437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670046101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335023250 + 335023251.

It is an arithmetic number, because the mean of its divisors is an integer number (335023251).

Almost surely, 2670046501 is an apocalyptic number.

It is an amenable number.

670046501 is a deficient number, since it is larger than the sum of its proper divisors (1).

670046501 is an equidigital number, since it uses as much as digits as its factorization.

670046501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 670046501 is about 25885.2564406845. The cubic root of 670046501 is about 875.0542555745.

The spelling of 670046501 in words is "six hundred seventy million, forty-six thousand, five hundred one".