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8072011 = 23215259
BaseRepresentation
bin11110110010101101001011
3120012002201101
4132302231023
54031301021
6445002231
7125416363
oct36625513
916162641
108072011
114613692
122853377
13189814c
1411019a3
15a96a91
hex7b2b4b

8072011 has 6 divisors (see below), whose sum is σ = 8438780. Its totient is φ = 7720548.

The previous prime is 8071981. The next prime is 8072027. The reversal of 8072011 is 1102708.

It is not a de Polignac number, because 8072011 - 219 = 7547723 is a prime.

It is a Duffinian number.

8072011 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8072011.

It is not an unprimeable number, because it can be changed into a prime (8072041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7101 + ... + 8158.

Almost surely, 28072011 is an apocalyptic number.

8072011 is a deficient number, since it is larger than the sum of its proper divisors (366769).

8072011 is a wasteful number, since it uses less digits than its factorization.

8072011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15305 (or 15282 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 8072011 is about 2841.1284729839. The cubic root of 8072011 is about 200.5983000671.

Adding to 8072011 its reverse (1102708), we get a palindrome (9174719).

The spelling of 8072011 in words is "eight million, seventy-two thousand, eleven".

Divisors: 1 23 529 15259 350957 8072011