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3158120852 = 221073373561
BaseRepresentation
bin1011110000111101…
…0001100110010100
322011002120011100222
42330033101212110
522431434331402
61241213253512
7141155404265
oct27417214624
98132504328
103158120852
111380749a37
12741794298
133b4397883
1421d60696c
151373c97a2
hexbc3d1994

3158120852 has 12 divisors (see below), whose sum is σ = 5527301556. Its totient is φ = 1578891840.

The previous prime is 3158120843. The next prime is 3158120873. The reversal of 3158120852 is 2580218513.

3158120852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 272712196 + 2885408656 = 16514^2 + 53716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6152 + ... + 79712.

It is an arithmetic number, because the mean of its divisors is an integer number (460608463).

Almost surely, 23158120852 is an apocalyptic number.

It is an amenable number.

3158120852 is a deficient number, since it is larger than the sum of its proper divisors (2369180704).

3158120852 is a wasteful number, since it uses less digits than its factorization.

3158120852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84298 (or 84296 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 3158120852 is about 56197.1605332511. The cubic root of 3158120852 is about 1467.1558458015.

The spelling of 3158120852 in words is "three billion, one hundred fifty-eight million, one hundred twenty thousand, eight hundred fifty-two".

Divisors: 1 2 4 10733 21466 42932 73561 147122 294244 789530213 1579060426 3158120852