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8004741 = 32668247
BaseRepresentation
bin11110100010010010000101
3120001200102220
4132202102011
54022122431
6443322553
7125016303
oct36422205
916050386
108004741
114578098
122820459
131873644
1410c5273
15a81b96
hex7a2485

8004741 has 4 divisors (see below), whose sum is σ = 10672992. Its totient is φ = 5336492.

The previous prime is 8004709. The next prime is 8004743. The reversal of 8004741 is 1474008.

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 8004741 - 25 = 8004709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8004743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1334121 + ... + 1334126.

It is an arithmetic number, because the mean of its divisors is an integer number (2668248).

Almost surely, 28004741 is an apocalyptic number.

It is an amenable number.

8004741 is a deficient number, since it is larger than the sum of its proper divisors (2668251).

8004741 is a wasteful number, since it uses less digits than its factorization.

8004741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668250.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 8004741 is about 2829.2650989259. The cubic root of 8004741 is about 200.0395005314.

Adding to 8004741 its reverse (1474008), we get a palindrome (9478749).

The spelling of 8004741 in words is "eight million, four thousand, seven hundred forty-one".

Divisors: 1 3 2668247 8004741