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676503231 = 31117201881
BaseRepresentation
bin101000010100101…
…001111010111111
31202010221220222020
4220110221322333
52341141100411
6151043451223
722523116425
oct5024517277
91663856866
10676503231
11317960988
1216a686b13
13aa203491
1465bbd115
153e5d0606
hex28529ebf

676503231 has 8 divisors (see below), whose sum is σ = 902816304. Its totient is φ = 450596160.

The previous prime is 676503181. The next prime is 676503259. The reversal of 676503231 is 132305676.

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

It is not a de Polignac number, because 676503231 - 214 = 676486847 is a prime.

It is a super-2 number, since 2×6765032312 = 915313243106878722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 676503192 and 676503201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676503631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97590 + ... + 104291.

It is an arithmetic number, because the mean of its divisors is an integer number (112852038).

Almost surely, 2676503231 is an apocalyptic number.

676503231 is a deficient number, since it is larger than the sum of its proper divisors (226313073).

676503231 is a wasteful number, since it uses less digits than its factorization.

676503231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203001.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 676503231 is about 26009.6757188551. The cubic root of 676503231 is about 877.8560200149.

The spelling of 676503231 in words is "six hundred seventy-six million, five hundred three thousand, two hundred thirty-one".

Divisors: 1 3 1117 3351 201881 605643 225501077 676503231