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610401 = 31153349
BaseRepresentation
bin10010101000001100001
31011000022110
42111001201
5124013101
621025533
75121411
oct2250141
91130273
10610401
11387670
122552a9
13184aac
1411c641
15c0cd6
hex95061

610401 has 16 divisors (see below), whose sum is σ = 907200. Its totient is φ = 361920.

The previous prime is 610391. The next prime is 610409. The reversal of 610401 is 104016.

It is not a de Polignac number, because 610401 - 219 = 86113 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1575 + ... + 1923.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2610401 is an apocalyptic number.

It is an amenable number.

610401 is a deficient number, since it is larger than the sum of its proper divisors (296799).

610401 is a wasteful number, since it uses less digits than its factorization.

610401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 610401 is about 781.2816393593. The cubic root of 610401 is about 84.8278407014.

Adding to 610401 its reverse (104016), we get a palindrome (714417).

The spelling of 610401 in words is "six hundred ten thousand, four hundred one".

Divisors: 1 3 11 33 53 159 349 583 1047 1749 3839 11517 18497 55491 203467 610401