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15053254230 = 2357220175077
BaseRepresentation
bin11100000010011111…
…00110111001010110
31102212002100112202110
432001033212321112
5221312113113410
610525415251450
71042014356400
oct160117467126
942762315673
1015053254230
116425195783
122b01379b86
13155b8a3731
14a2b327b70
155d1833720
hex3813e6e56

15053254230 has 96 divisors (see below), whose sum is σ = 42055346016. Its totient is φ = 3438360576.

The previous prime is 15053254219. The next prime is 15053254243. The reversal of 15053254230 is 3245235051.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2962452 + ... + 2967528.

It is an arithmetic number, because the mean of its divisors is an integer number (438076521).

Almost surely, 215053254230 is an apocalyptic number.

15053254230 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 15053254230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21027673008).

15053254230 is an abundant number, since it is smaller than the sum of its proper divisors (27002091786).

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

15053254230 is a wasteful number, since it uses less digits than its factorization.

15053254230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7118 (or 7111 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 15053254230 its reverse (3245235051), we get a palindrome (18298489281).

The spelling of 15053254230 in words is "fifteen billion, fifty-three million, two hundred fifty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 105 147 210 245 294 490 735 1470 2017 4034 5077 6051 10085 10154 12102 14119 15231 20170 25385 28238 30255 30462 35539 42357 50770 60510 70595 71078 76155 84714 98833 106617 141190 152310 177695 197666 211785 213234 248773 296499 355390 423570 494165 497546 533085 592998 746319 988330 1066170 1243865 1482495 1492638 2487730 2964990 3731595 7463190 10240309 20480618 30720927 51201545 61441854 71682163 102403090 143364326 153604635 215046489 307209270 358410815 430092978 501775141 716821630 1003550282 1075232445 1505325423 2150464890 2508875705 3010650846 5017751410 7526627115 15053254230