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2230030 = 251121997
BaseRepresentation
bin1000100000011100001110
311012022000201
420200130032
51032330110
6115444114
724645355
oct10403416
94168021
102230030
111293500
128b663a
1360105a
1442099c
152e0b3a
hex22070e

2230030 has 48 divisors (see below), whose sum is σ = 4692240. Its totient is φ = 760320.

The previous prime is 2230021. The next prime is 2230051. The reversal of 2230030 is 300322.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2229989 and 2230016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22942 + ... + 23038.

It is an arithmetic number, because the mean of its divisors is an integer number (97755).

22230030 is an apocalyptic number.

2230030 is an abundant number, since it is smaller than the sum of its proper divisors (2462210).

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

2230030 is a wasteful number, since it uses less digits than its factorization.

2230030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 2230030 is about 1493.3284970160. The cubic root of 2230030 is about 130.6482414785.

Adding to 2230030 its reverse (300322), we get a palindrome (2530352).

It can be divided in two parts, 2 and 230030, that added together give a palindrome (230032).

The spelling of 2230030 in words is "two million, two hundred thirty thousand, thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 97 110 121 190 194 209 242 418 485 605 970 1045 1067 1210 1843 2090 2134 2299 3686 4598 5335 9215 10670 11495 11737 18430 20273 22990 23474 40546 58685 101365 117370 202730 223003 446006 1115015 2230030