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410122420 = 22528017321
BaseRepresentation
bin11000011100011…
…111100010110100
31001120201101012021
4120130133202310
51314442404140
6104410202524
713106661121
oct3034374264
91046641167
10410122420
111a055a054
12b5423444
1366c76ab6
143c67b748
1526012b4a
hex1871f8b4

410122420 has 24 divisors (see below), whose sum is σ = 861682248. Its totient is φ = 163968000.

The previous prime is 410122411. The next prime is 410122439. The reversal of 410122420 is 24221014.

It can be written as a sum of positive squares in 4 ways, for example, as 1354896 + 408767524 = 1164^2 + 20218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 410122394 and 410122403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52360 + ... + 59680.

It is an arithmetic number, because the mean of its divisors is an integer number (35903427).

Almost surely, 2410122420 is an apocalyptic number.

It is an amenable number.

410122420 is an abundant number, since it is smaller than the sum of its proper divisors (451559828).

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

410122420 is a wasteful number, since it uses less digits than its factorization.

410122420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131 (or 10129 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 410122420 is about 20251.4794521289. The cubic root of 410122420 is about 742.9698160666.

Adding to 410122420 its reverse (24221014), we get a palindrome (434343434).

The spelling of 410122420 in words is "four hundred ten million, one hundred twenty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 2801 5602 7321 11204 14005 14642 28010 29284 36605 56020 73210 146420 20506121 41012242 82024484 102530605 205061210 410122420