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412540345 = 5725314657
BaseRepresentation
bin11000100101101…
…101110110111001
31001202021012222001
4120211231312321
51321102242340
6104534101001
713136351350
oct3045556671
91052235861
10412540345
111a1960738
12b61aa761
1367612519
143cb0a997
152633e29a
hex1896ddb9

412540345 has 16 divisors (see below), whose sum is σ = 566114688. Its totient is φ = 282712320.

The previous prime is 412540339. The next prime is 412540357. The reversal of 412540345 is 543045214.

It is a de Polignac number, because none of the positive numbers 2k-412540345 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86257 + ... + 90913.

It is an arithmetic number, because the mean of its divisors is an integer number (35382168).

Almost surely, 2412540345 is an apocalyptic number.

It is an amenable number.

412540345 is a deficient number, since it is larger than the sum of its proper divisors (153574343).

412540345 is a wasteful number, since it uses less digits than its factorization.

412540345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 412540345 is about 20311.0892125459. The cubic root of 412540345 is about 744.4270447201.

Adding to 412540345 its reverse (543045214), we get a palindrome (955585559).

The spelling of 412540345 in words is "four hundred twelve million, five hundred forty thousand, three hundred forty-five".

Divisors: 1 5 7 35 2531 4657 12655 17717 23285 32599 88585 162995 11786867 58934335 82508069 412540345