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6769044 = 2232188029
BaseRepresentation
bin11001110100100110010100
3110201220101100
4121310212110
53213102134
6401030100
7111351552
oct31644624
913656340
106769044
113903757
122325330
131530069
14c82bd2
158da999
hex674994

6769044 has 18 divisors (see below), whose sum is σ = 17110730. Its totient is φ = 2256336.

The previous prime is 6769019. The next prime is 6769051. The reversal of 6769044 is 4409676.

It can be written as a sum of positive squares in only one way, i.e., 3572100 + 3196944 = 1890^2 + 1788^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 188029 = 6769044 / (6 + 7 + 6 + 9 + 0 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93979 + ... + 94050.

Almost surely, 26769044 is an apocalyptic number.

It is an amenable number.

6769044 is an abundant number, since it is smaller than the sum of its proper divisors (10341686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6769044 is a wasteful number, since it uses less digits than its factorization.

6769044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188039 (or 188034 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 6769044 is about 2601.7386494419. The cubic root of 6769044 is about 189.1657234606.

The spelling of 6769044 in words is "six million, seven hundred sixty-nine thousand, forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 188029 376058 564087 752116 1128174 1692261 2256348 3384522 6769044