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20030110230 = 23513149344693
BaseRepresentation
bin10010101001111000…
…110011101000010110
31220200221012000201110
4102221320303220112
5312010202011410
613111322435450
71306236061554
oct225170635026
956627160643
1020030110230
118549525309
123a70062b86
131b729bab40
14d802c2bd4
157c3717720
hex4a9e33a16

20030110230 has 64 divisors (see below), whose sum is σ = 52117732800. Its totient is φ = 4897383936.

The previous prime is 20030110229. The next prime is 20030110241. The reversal of 20030110230 is 3201103002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114237 + ... + 230456.

It is an arithmetic number, because the mean of its divisors is an integer number (814339575).

Almost surely, 220030110230 is an apocalyptic number.

20030110230 is an abundant number, since it is smaller than the sum of its proper divisors (32087622570).

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

20030110230 is a wasteful number, since it uses less digits than its factorization.

20030110230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344865.

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

Adding to 20030110230 its reverse (3201103002), we get a palindrome (23231213232).

The spelling of 20030110230 in words is "twenty billion, thirty million, one hundred ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 149 195 298 390 447 745 894 1490 1937 2235 3874 4470 5811 9685 11622 19370 29055 58110 344693 689386 1034079 1723465 2068158 3446930 4481009 5170395 8962018 10340790 13443027 22405045 26886054 44810090 51359257 67215135 102718514 134430270 154077771 256796285 308155542 513592570 667670341 770388855 1335340682 1540777710 2003011023 3338351705 4006022046 6676703410 10015055115 20030110230