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8007018 = 231970237
BaseRepresentation
bin11110100010110101101010
3120001210120020
4132202311222
54022211033
6443341310
7125026035
oct36426552
916053506
108007018
114579878
122821836
1318746a6
1410c601c
15a826b3
hex7a2d6a

8007018 has 16 divisors (see below), whose sum is σ = 16857120. Its totient is φ = 2528496.

The previous prime is 8007011. The next prime is 8007019. The reversal of 8007018 is 8107008.

It is a super-2 number, since 2×80070182 = 128224674504648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8007011) 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 7 ways as a sum of consecutive naturals, for example, 35005 + ... + 35232.

It is an arithmetic number, because the mean of its divisors is an integer number (1053570).

Almost surely, 28007018 is an apocalyptic number.

8007018 is an abundant number, since it is smaller than the sum of its proper divisors (8850102).

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

8007018 is a wasteful number, since it uses less digits than its factorization.

8007018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70261.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 8007018 is about 2829.6674716298. The cubic root of 8007018 is about 200.0584662402.

The spelling of 8007018 in words is "eight million, seven thousand, eighteen".

Divisors: 1 2 3 6 19 38 57 114 70237 140474 210711 421422 1334503 2669006 4003509 8007018