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420113424 = 24360114563
BaseRepresentation
bin11001000010100…
…110110000010000
31002021111222021110
4121002212300100
51330022112144
6105404253320
713260622323
oct3102466020
91067458243
10420113424
111a6163485
12b8841240
1369064533
143db1c7ba
1526d380b9
hex190a6c10

420113424 has 40 divisors (see below), whose sum is σ = 1087173472. Its totient is φ = 139795200.

The previous prime is 420113411. The next prime is 420113431. The reversal of 420113424 is 424311024.

It is a self number, because there is not a number n which added to its sum of digits gives 420113424.

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, 21567 + ... + 36129.

Almost surely, 2420113424 is an apocalyptic number.

It is an amenable number.

420113424 is an abundant number, since it is smaller than the sum of its proper divisors (667060048).

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

420113424 is a wasteful number, since it uses less digits than its factorization.

420113424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15175 (or 15169 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 420113424 is about 20496.6686073615. The cubic root of 420113424 is about 748.9546467702.

Adding to 420113424 its reverse (424311024), we get a palindrome (844424448).

The spelling of 420113424 in words is "four hundred twenty million, one hundred thirteen thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 601 1202 1803 2404 3606 4808 7212 9616 14424 14563 28848 29126 43689 58252 87378 116504 174756 233008 349512 699024 8752363 17504726 26257089 35009452 52514178 70018904 105028356 140037808 210056712 420113424