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412012242 = 23237618637
BaseRepresentation
bin11000100011101…
…100111011010010
31001201021101112200
4120203230323102
51320433342432
6104514504030
713132021605
oct3043547322
91051241480
10412012242
111a162a994
12b5b95016
1367489035
143ca1033c
1526287a7c
hex188eced2

412012242 has 24 divisors (see below), whose sum is σ = 916821516. Its totient is φ = 133625376.

The previous prime is 412012241. The next prime is 412012243. The reversal of 412012242 is 242210214.

412012242 is a `hidden beast` number, since 412 + 0 + 12 + 242 = 666.

It is an interprime number because it is at equal distance from previous prime (412012241) and next prime (412012243).

It can be written as a sum of positive squares in 2 ways, for example, as 286997481 + 125014761 = 16941^2 + 11181^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (412012241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308653 + ... + 309984.

Almost surely, 2412012242 is an apocalyptic number.

412012242 is an abundant number, since it is smaller than the sum of its proper divisors (504809274).

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

412012242 is a wasteful number, since it uses less digits than its factorization.

412012242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618682 (or 618679 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 412012242 is about 20298.0846879699. The cubic root of 412012242 is about 744.1092559807.

Adding to 412012242 its reverse (242210214), we get a palindrome (654222456).

The spelling of 412012242 in words is "four hundred twelve million, twelve thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 618637 1237274 1855911 3711822 5567733 11135466 22889569 45779138 68668707 137337414 206006121 412012242