Search a number
-
+
30424445425 = 52112373131503
BaseRepresentation
bin11100010101011100…
…000011000111110001
32220112022221222001001
4130111130003013301
5444302124223200
621550553242001
72124642343033
oct342534030761
986468858031
1030424445425
11119a2896180
125a91103301
132b3b2b533a
141688973c53
15bd101a76a
hex7157031f1

30424445425 has 96 divisors (see below), whose sum is σ = 43953186816. Its totient is φ = 20674368000.

The previous prime is 30424445407. The next prime is 30424445497. The reversal of 30424445425 is 52454442403.

It is not a de Polignac number, because 30424445425 - 25 = 30424445393 is a prime.

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 95 ways as a sum of consecutive naturals, for example, 60485724 + ... + 60486226.

It is an arithmetic number, because the mean of its divisors is an integer number (457845696).

Almost surely, 230424445425 is an apocalyptic number.

It is an amenable number.

30424445425 is a deficient number, since it is larger than the sum of its proper divisors (13528741391).

30424445425 is a wasteful number, since it uses less digits than its factorization.

30424445425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751 (or 746 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 30424445425 its reverse (52454442403), we get a palindrome (82878887828).

The spelling of 30424445425 in words is "thirty billion, four hundred twenty-four million, four hundred forty-five thousand, four hundred twenty-five".

Divisors: 1 5 11 23 25 55 73 115 131 253 275 365 503 575 655 803 1265 1441 1679 1825 2515 3013 3275 4015 5533 6325 7205 8395 9563 11569 12575 15065 18469 20075 27665 33143 36025 36719 41975 47815 57845 65893 75325 92345 105193 127259 138325 165715 183595 219949 239075 289225 329465 403909 461725 525965 636295 724823 828575 844537 917975 1099745 1515539 1647325 2019545 2419439 2629825 3181475 3624115 4222685 4810189 5498725 7577695 9289907 10097725 12097195 16670929 18120575 21113425 24050945 37888475 46449535 52912079 60485975 83354645 110634347 120254725 232247675 264560395 416773225 553171735 1216977817 1322801975 2765858675 6084889085 30424445425