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412246897 = 312428977
BaseRepresentation
bin11000100100100…
…110001101110001
31001201201022102121
4120210212031301
51321013400042
6104523514241
713134016666
oct3044461561
91051638377
10412246897
111a1780217
12b6088981
136753ba9a
143ca71a6d
15262d2367
hex18926371

412246897 has 6 divisors (see below), whose sum is σ = 425975154. Its totient is φ = 398947680.

The previous prime is 412246883. The next prime is 412246903. The reversal of 412246897 is 798642214.

It can be written as a sum of positive squares in only one way, i.e., 374190336 + 38056561 = 19344^2 + 6169^2 .

It is a de Polignac number, because none of the positive numbers 2k-412246897 is a prime.

It is a super-2 number, since 2×4122468972 = 339895008172257218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (412246697) 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 5 ways as a sum of consecutive naturals, for example, 213528 + ... + 215449.

It is an arithmetic number, because the mean of its divisors is an integer number (70995859).

Almost surely, 2412246897 is an apocalyptic number.

It is an amenable number.

412246897 is a deficient number, since it is larger than the sum of its proper divisors (13728257).

412246897 is an equidigital number, since it uses as much as digits as its factorization.

412246897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429039 (or 429008 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 412246897 is about 20303.8640903647. The cubic root of 412246897 is about 744.2504943563.

The spelling of 412246897 in words is "four hundred twelve million, two hundred forty-six thousand, eight hundred ninety-seven".

Divisors: 1 31 961 428977 13298287 412246897