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682969041 = 32192210209
BaseRepresentation
bin101000101101010…
…100011111010001
31202121010102101200
4220231110133101
52344320002131
6151434221413
722632066246
oct5055243721
91677112350
10682969041
11320577827
12170884869
13ab6584c1
14669c35cd
153ee5b2e6
hex28b547d1

682969041 has 18 divisors (see below), whose sum is σ = 1041170130. Its totient is φ = 431346816.

The previous prime is 682969031. The next prime is 682969081. The reversal of 682969041 is 140969286.

It is a happy number.

682969041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 586850625 + 96118416 = 24225^2 + 9804^2 .

It is not a de Polignac number, because 682969041 - 25 = 682969009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (682969031) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 101856 + ... + 108353.

It is an arithmetic number, because the mean of its divisors is an integer number (57842785).

Almost surely, 2682969041 is an apocalyptic number.

It is an amenable number.

682969041 is a deficient number, since it is larger than the sum of its proper divisors (358201089).

682969041 is a wasteful number, since it uses less digits than its factorization.

682969041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210253 (or 210231 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 682969041 is about 26133.6763774254. The cubic root of 682969041 is about 880.6439161996.

The spelling of 682969041 in words is "six hundred eighty-two million, nine hundred sixty-nine thousand, forty-one".

Divisors: 1 3 9 19 57 171 361 1083 3249 210209 630627 1891881 3993971 11981913 35945739 75885449 227656347 682969041