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8069741 = 10378347
BaseRepresentation
bin11110110010001001101101
3120011222121022
4132302021231
54031212431
6444543525
7125406641
oct36621155
916158538
108069741
114611a09
122851ba5
1318970c4
141100c21
15a9607b
hex7b226d

8069741 has 4 divisors (see below), whose sum is σ = 8148192. Its totient is φ = 7991292.

The previous prime is 8069717. The next prime is 8069749. The reversal of 8069741 is 1479608.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8069741 - 210 = 8068717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8069749) 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 3 ways as a sum of consecutive naturals, for example, 39071 + ... + 39276.

It is an arithmetic number, because the mean of its divisors is an integer number (2037048).

Almost surely, 28069741 is an apocalyptic number.

It is an amenable number.

8069741 is a deficient number, since it is larger than the sum of its proper divisors (78451).

8069741 is a wasteful number, since it uses less digits than its factorization.

8069741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78450.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 8069741 is about 2840.7289557436. The cubic root of 8069741 is about 200.5794943100.

The spelling of 8069741 in words is "eight million, sixty-nine thousand, seven hundred forty-one".

Divisors: 1 103 78347 8069741