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411130420 = 22520556521
BaseRepresentation
bin11000100000010…
…101101000110100
31001122121120220121
4120200111220310
51320222133140
6104443541324
713121356651
oct3040255064
91048546817
10411130420
111a1088408
12b582a844
136723a84c
143c860c28
152616164a
hex18815a34

411130420 has 12 divisors (see below), whose sum is σ = 863373924. Its totient is φ = 164452160.

The previous prime is 411130373. The next prime is 411130441. The reversal of 411130420 is 24031114.

It can be written as a sum of positive squares in 2 ways, for example, as 215913636 + 195216784 = 14694^2 + 13972^2 .

It is a junction number, because it is equal to n+sod(n) for n = 411130394 and 411130403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10278241 + ... + 10278280.

It is an arithmetic number, because the mean of its divisors is an integer number (71947827).

Almost surely, 2411130420 is an apocalyptic number.

It is an amenable number.

411130420 is an abundant number, since it is smaller than the sum of its proper divisors (452243504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

411130420 is a wasteful number, since it uses less digits than its factorization.

411130420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20556530 (or 20556528 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 411130420 is about 20276.3512496701. The cubic root of 411130420 is about 743.5780091442.

Adding to 411130420 its reverse (24031114), we get a palindrome (435161534).

The spelling of 411130420 in words is "four hundred eleven million, one hundred thirty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 20556521 41113042 82226084 102782605 205565210 411130420