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606431 = 7412113
BaseRepresentation
bin10010100000011011111
31010210212102
42110003133
5123401211
620555315
75104010
oct2240337
91123772
10606431
11384691
12252b3b
13183047
1411b007
15bea3b
hex940df

606431 has 8 divisors (see below), whose sum is σ = 710304. Its totient is φ = 506880.

The previous prime is 606413. The next prime is 606433. The reversal of 606431 is 134606.

606431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-606431 is a prime.

It is a super-2 number, since 2×6064312 = 735517115522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770 + ... + 1343.

It is an arithmetic number, because the mean of its divisors is an integer number (88788).

2606431 is an apocalyptic number.

606431 is a deficient number, since it is larger than the sum of its proper divisors (103873).

606431 is a wasteful number, since it uses less digits than its factorization.

606431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 606431 is about 778.7367976409. The cubic root of 606431 is about 84.6435360240.

The spelling of 606431 in words is "six hundred six thousand, four hundred thirty-one".

Divisors: 1 7 41 287 2113 14791 86633 606431