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15005303225 = 5211163334753
BaseRepresentation
bin11011111100110001…
…01100000110111001
31102201202010101100022
431332120230012321
5221212324200400
610520543420225
71040562654503
oct157630540671
942652111308
1015005303225
116400114450
122aa92b4675
131551984b63
14a24c04d73
155cc510b85
hex37e62c1b9

15005303225 has 24 divisors (see below), whose sum is σ = 20422672032. Its totient is φ = 10845964800.

The previous prime is 15005303189. The next prime is 15005303267. The reversal of 15005303225 is 52230350051.

It is not a de Polignac number, because 15005303225 - 26 = 15005303161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15005303194 and 15005303203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122552 + ... + 212201.

It is an arithmetic number, because the mean of its divisors is an integer number (850944668).

Almost surely, 215005303225 is an apocalyptic number.

It is an amenable number.

15005303225 is a deficient number, since it is larger than the sum of its proper divisors (5417368807).

15005303225 is a wasteful number, since it uses less digits than its factorization.

15005303225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334937 (or 334932 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 15005303225 its reverse (52230350051), we get a palindrome (67235653276).

The spelling of 15005303225 in words is "fifteen billion, five million, three hundred three thousand, two hundred twenty-five".

Divisors: 1 5 11 25 55 163 275 815 1793 4075 8965 44825 334753 1673765 3682283 8368825 18411415 54564739 92057075 272823695 600212129 1364118475 3001060645 15005303225