Search a number
-
+
6769231 = 76183191
BaseRepresentation
bin11001110100101001001111
3110201220122021
4121310221033
53213103411
6401031011
7111352240
oct31645117
913656567
106769231
113903907
122325467
131530181
14c82cc7
158daa71
hex674a4f

6769231 has 16 divisors (see below), whose sum is σ = 7999488. Its totient is φ = 5608800.

The previous prime is 6769229. The next prime is 6769237. The reversal of 6769231 is 1329676.

It is a cyclic number.

It is not a de Polignac number, because 6769231 - 21 = 6769229 is a prime.

It is a super-4 number, since 4×67692314 (a number of 28 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6769237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35346 + ... + 35536.

It is an arithmetic number, because the mean of its divisors is an integer number (499968).

Almost surely, 26769231 is an apocalyptic number.

6769231 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

6769231 is a deficient number, since it is larger than the sum of its proper divisors (1230257).

6769231 is a wasteful number, since it uses less digits than its factorization.

6769231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342.

The product of its digits is 13608, while the sum is 34.

The square root of 6769231 is about 2601.7745867004. The cubic root of 6769231 is about 189.1674653937.

The spelling of 6769231 in words is "six million, seven hundred sixty-nine thousand, two hundred thirty-one".

Divisors: 1 7 61 83 191 427 581 1337 5063 11651 15853 35441 81557 110971 967033 6769231