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412308388 = 221021100957
BaseRepresentation
bin11000100100110…
…101001110100100
31001201211102210001
4120210311032210
51321022332023
6104525111044
713134364162
oct3044651644
91051742701
10412308388
111a1812438
12b60b8484
1367560a7b
143ca8a232
15262e56ad
hex189353a4

412308388 has 12 divisors (see below), whose sum is σ = 722253532. Its totient is φ = 205950240.

The previous prime is 412308383. The next prime is 412308433. The reversal of 412308388 is 883803214.

It can be written as a sum of positive squares in 2 ways, for example, as 286015744 + 126292644 = 16912^2 + 11238^2 .

It is not an unprimeable number, because it can be changed into a prime (412308383) 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 3 ways as a sum of consecutive naturals, for example, 46395 + ... + 54562.

Almost surely, 2412308388 is an apocalyptic number.

It is an amenable number.

412308388 is a deficient number, since it is larger than the sum of its proper divisors (309945144).

412308388 is a wasteful number, since it uses less digits than its factorization.

412308388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101982 (or 101980 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 412308388 is about 20305.3783023119. The cubic root of 412308388 is about 744.2874968033.

The spelling of 412308388 in words is "four hundred twelve million, three hundred eight thousand, three hundred eighty-eight".

Divisors: 1 2 4 1021 2042 4084 100957 201914 403828 103077097 206154194 412308388