Search a number
-
+
420230410 = 25198924851
BaseRepresentation
bin11001000011000…
…011010100001010
31002021201220202021
4121003003110022
51330034333120
6105410555054
713261620355
oct3103032412
91067656667
10420230410
111a6233366
12b8898a8a
13690a5862
143db4d29c
1526d5caaa
hex190c350a

420230410 has 32 divisors (see below), whose sum is σ = 805204800. Its totient is φ = 157449600.

The previous prime is 420230381. The next prime is 420230441. The reversal of 420230410 is 14032024.

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 15 ways as a sum of consecutive naturals, for example, 4485 + ... + 29335.

It is an arithmetic number, because the mean of its divisors is an integer number (25162650).

Almost surely, 2420230410 is an apocalyptic number.

420230410 is a deficient number, since it is larger than the sum of its proper divisors (384974390).

420230410 is a wasteful number, since it uses less digits than its factorization.

420230410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24966.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 420230410 is about 20499.5221895536. The cubic root of 420230410 is about 749.0241590113.

Adding to 420230410 its reverse (14032024), we get a palindrome (434262434).

The spelling of 420230410 in words is "four hundred twenty million, two hundred thirty thousand, four hundred ten".

Divisors: 1 2 5 10 19 38 89 95 178 190 445 890 1691 3382 8455 16910 24851 49702 124255 248510 472169 944338 2211739 2360845 4423478 4721690 11058695 22117390 42023041 84046082 210115205 420230410