Search a number
-
+
30450360050 = 25211173256723
BaseRepresentation
bin11100010110111110…
…111001111011110010
32220121010201120012222
4130112332321323302
5444330243010200
621553320521042
72125405534625
oct342676717362
986533646188
1030450360050
1111a06486220
125a99920182
132b43789936
14168c19bdbc
15bd3438d85
hex716fb9ef2

30450360050 has 48 divisors (see below), whose sum is σ = 65421071712. Its totient is φ = 10421510400.

The previous prime is 30450360041. The next prime is 30450360071. The reversal of 30450360050 is 5006305403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1619012 + ... + 1637711.

It is an arithmetic number, because the mean of its divisors is an integer number (1362938994).

Almost surely, 230450360050 is an apocalyptic number.

30450360050 is an abundant number, since it is smaller than the sum of its proper divisors (34970711662).

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

30450360050 is a wasteful number, since it uses less digits than its factorization.

30450360050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256763 (or 3256758 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 30450360050 its reverse (5006305403), we get a palindrome (35456665453).

The spelling of 30450360050 in words is "thirty billion, four hundred fifty million, three hundred sixty thousand, fifty".

Divisors: 1 2 5 10 11 17 22 25 34 50 55 85 110 170 187 275 374 425 550 850 935 1870 4675 9350 3256723 6513446 16283615 32567230 35823953 55364291 71647906 81418075 110728582 162836150 179119765 276821455 358239530 553642910 609007201 895598825 1218014402 1384107275 1791197650 2768214550 3045036005 6090072010 15225180025 30450360050