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420230014 = 21381152147
BaseRepresentation
bin11001000011000…
…011001101111110
31002021201220012121
4121003003031332
51330034330024
6105410553154
713261616251
oct3103031576
91067656177
10420230014
111a6233036
12b88987ba
13690a5619
143db4d098
1526d5c8e4
hex190c337e

420230014 has 8 divisors (see below), whose sum is σ = 630805608. Its totient is φ = 209961480.

The previous prime is 420230003. The next prime is 420230059. The reversal of 420230014 is 410032024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 420230014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73312 + ... + 78835.

It is an arithmetic number, because the mean of its divisors is an integer number (78850701).

Almost surely, 2420230014 is an apocalyptic number.

420230014 is a deficient number, since it is larger than the sum of its proper divisors (210575594).

420230014 is a wasteful number, since it uses less digits than its factorization.

420230014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153530.

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

The square root of 420230014 is about 20499.5125307896. The cubic root of 420230014 is about 749.0239237327.

Adding to 420230014 its reverse (410032024), we get a palindrome (830262038).

The spelling of 420230014 in words is "four hundred twenty million, two hundred thirty thousand, fourteen".

Divisors: 1 2 1381 2762 152147 304294 210115007 420230014