Search a number
-
+
617401 is a prime number
BaseRepresentation
bin10010110101110111001
31011100220201
42112232321
5124224101
621122201
75151001
oct2265671
91140821
10617401
11391954
12259361
13188035
14121001
15c2e01
hex96bb9

617401 has 2 divisors, whose sum is σ = 617402. Its totient is φ = 617400.

The previous prime is 617387. The next prime is 617411. The reversal of 617401 is 104716.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 423801 + 193600 = 651^2 + 440^2 .

It is a cyclic number.

It is not a de Polignac number, because 617401 - 25 = 617369 is a prime.

617401 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (617411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308700 + 308701.

It is an arithmetic number, because the mean of its divisors is an integer number (308701).

2617401 is an apocalyptic number.

It is an amenable number.

617401 is a deficient number, since it is larger than the sum of its proper divisors (1).

617401 is an equidigital number, since it uses as much as digits as its factorization.

617401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 617401 is about 785.7486875586. The cubic root of 617401 is about 85.1508739108.

The spelling of 617401 in words is "six hundred seventeen thousand, four hundred one".