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8118053 = 31725609
BaseRepresentation
bin11110111101111100100101
3120021102212122
4132331330211
54034234203
6445555325
7126000536
oct36757445
916242778
108118053
114645239
122875b45
1318b30a8
14111468d
15aa5538
hex7bdf25

8118053 has 4 divisors (see below), whose sum is σ = 8143980. Its totient is φ = 8092128.

The previous prime is 8118049. The next prime is 8118083. The reversal of 8118053 is 3508118.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4870849 + 3247204 = 2207^2 + 1802^2 .

It is a cyclic number.

It is not a de Polignac number, because 8118053 - 22 = 8118049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8118023) 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, 12488 + ... + 13121.

It is an arithmetic number, because the mean of its divisors is an integer number (2035995).

Almost surely, 28118053 is an apocalyptic number.

It is an amenable number.

8118053 is a deficient number, since it is larger than the sum of its proper divisors (25927).

8118053 is a wasteful number, since it uses less digits than its factorization.

8118053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25926.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 8118053 is about 2849.2197177473. The cubic root of 8118053 is about 200.9789752189.

The spelling of 8118053 in words is "eight million, one hundred eighteen thousand, fifty-three".

Divisors: 1 317 25609 8118053