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10304143230 = 2354723930577
BaseRepresentation
bin10011001100010110…
…01011111101111110
3222121010001201012110
421212023023331332
5132100330040410
64422245314450
7513226525623
oct114613137576
928533051173
1010304143230
114408469357
121bb6a05a26
13c82a09094
146da6d434a
15404939720
hex2662cbf7e

10304143230 has 64 divisors (see below), whose sum is σ = 25362616320. Its totient is φ = 2677968384.

The previous prime is 10304143219. The next prime is 10304143273. The reversal of 10304143230 is 3234140301.

It is a junction number, because it is equal to n+sod(n) for n = 10304143197 and 10304143206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321702 + ... + 352278.

It is an arithmetic number, because the mean of its divisors is an integer number (396290880).

Almost surely, 210304143230 is an apocalyptic number.

10304143230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10304143230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12681308160).

10304143230 is an abundant number, since it is smaller than the sum of its proper divisors (15058473090).

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

10304143230 is a wasteful number, since it uses less digits than its factorization.

10304143230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30873.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10304143230 its reverse (3234140301), we get a palindrome (13538283531).

The spelling of 10304143230 in words is "ten billion, three hundred four million, one hundred forty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 239 282 470 478 705 717 1195 1410 1434 2390 3585 7170 11233 22466 30577 33699 56165 61154 67398 91731 112330 152885 168495 183462 305770 336990 458655 917310 1437119 2874238 4311357 7185595 7307903 8622714 14371190 14615806 21556785 21923709 36539515 43113570 43847418 73079030 109618545 219237090 343471441 686942882 1030414323 1717357205 2060828646 3434714410 5152071615 10304143230