Search a number
-
+
301021230 = 23510034041
BaseRepresentation
bin10001111100010…
…011100000101110
3202222102110111110
4101330103200232
51104030134410
645511532450
710313431626
oct2174234056
9688373443
10301021230
11144a11784
128498a126
134a497893
142bd9b886
151b661720
hex11f1382e

301021230 has 16 divisors (see below), whose sum is σ = 722451024. Its totient is φ = 80272320.

The previous prime is 301021223. The next prime is 301021241. The reversal of 301021230 is 32120103.

It is a happy number.

It is a super-2 number, since 2×3010212302 = 181227561821425800, which contains 22 as substring.

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, 5016991 + ... + 5017050.

It is an arithmetic number, because the mean of its divisors is an integer number (45153189).

Almost surely, 2301021230 is an apocalyptic number.

301021230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

301021230 is an abundant number, since it is smaller than the sum of its proper divisors (421429794).

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

301021230 is a wasteful number, since it uses less digits than its factorization.

301021230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10034051.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 301021230 is about 17349.9634005378. The cubic root of 301021230 is about 670.1916953525.

Adding to 301021230 its reverse (32120103), we get a palindrome (333141333).

The spelling of 301021230 in words is "three hundred one million, twenty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 10034041 20068082 30102123 50170205 60204246 100340410 150510615 301021230