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8012939 = 112293181
BaseRepresentation
bin11110100100010010001011
3120002002200112
4132210102023
54022403224
6443424535
7125052224
oct36442213
916062615
108012939
114583270
12282514b
1318772ac
1410c824b
15a8430e
hex7a448b

8012939 has 8 divisors (see below), whose sum is σ = 8782320. Its totient is φ = 7250400.

The previous prime is 8012929. The next prime is 8012941. The reversal of 8012939 is 9392108.

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

It is a cyclic number.

It is not a de Polignac number, because 8012939 - 24 = 8012923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8012929) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 929 + ... + 4109.

It is an arithmetic number, because the mean of its divisors is an integer number (1097790).

Almost surely, 28012939 is an apocalyptic number.

8012939 is a deficient number, since it is larger than the sum of its proper divisors (769381).

8012939 is a wasteful number, since it uses less digits than its factorization.

8012939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 8012939 is about 2830.7135142928. The cubic root of 8012939 is about 200.1077669210.

The spelling of 8012939 in words is "eight million, twelve thousand, nine hundred thirty-nine".

Divisors: 1 11 229 2519 3181 34991 728449 8012939