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412506431 = 83259879
BaseRepresentation
bin11000100101100…
…101100100111111
31001202012111102222
4120211211210333
51321100201211
6104533235555
713136150441
oct3045454477
91052174388
10412506431
111a1938207
12b6192bbb
13675ccc5c
143cadc491
15263341db
hex1896593f

412506431 has 6 divisors (see below), whose sum is σ = 417543240. Its totient is φ = 407529668.

The previous prime is 412506407. The next prime is 412506463. The reversal of 412506431 is 134605214.

It is a de Polignac number, because none of the positive numbers 2k-412506431 is a prime.

It is a super-2 number, since 2×4125064312 = 340323111232715522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 412506431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412506401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23051 + ... + 36828.

It is an arithmetic number, because the mean of its divisors is an integer number (69590540).

Almost surely, 2412506431 is an apocalyptic number.

412506431 is a deficient number, since it is larger than the sum of its proper divisors (5036809).

412506431 is an frugal number, since it uses more digits than its factorization.

412506431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60045 (or 59962 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 412506431 is about 20310.2543312485. The cubic root of 412506431 is about 744.4066449451.

The spelling of 412506431 in words is "four hundred twelve million, five hundred six thousand, four hundred thirty-one".

Divisors: 1 83 6889 59879 4969957 412506431