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412202405 = 5673122497
BaseRepresentation
bin11000100100011…
…011010110100101
31001201122001101202
4120210123112211
51321010434110
6104522532245
713133443166
oct3044332645
91051561352
10412202405
111a174a84a
12b6067085
1367524764
143ca5d76d
15262c40a5
hex1891b5a5

412202405 has 8 divisors (see below), whose sum is σ = 495381912. Its totient is φ = 329269248.

The previous prime is 412202369. The next prime is 412202407. The reversal of 412202405 is 504202214.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16630084 + 395572321 = 4078^2 + 19889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-412202405 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412202407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57884 + ... + 64613.

It is an arithmetic number, because the mean of its divisors is an integer number (61922739).

Almost surely, 2412202405 is an apocalyptic number.

It is an amenable number.

412202405 is a deficient number, since it is larger than the sum of its proper divisors (83179507).

412202405 is a wasteful number, since it uses less digits than its factorization.

412202405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123175.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 412202405 is about 20302.7684072887. The cubic root of 412202405 is about 744.2237188289.

Adding to 412202405 its reverse (504202214), we get a palindrome (916404619).

The spelling of 412202405 in words is "four hundred twelve million, two hundred two thousand, four hundred five".

Divisors: 1 5 673 3365 122497 612485 82440481 412202405