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30035211125 = 531741595843
BaseRepresentation
bin11011111110001111…
…001111001101110101
32212112012112210221212
4123332033033031311
5443003003224000
621444210451205
72112205040123
oct337617171565
985465483855
1030035211125
1111813103737
1259a2893b05
132aa8772c9a
14164cdb2913
15babc81c35
hex6fe3cf375

30035211125 has 64 divisors (see below), whose sum is σ = 41353079040. Its totient is φ = 21685504000.

The previous prime is 30035211119. The next prime is 30035211161. The reversal of 30035211125 is 52111253003.

It is a happy number.

It is not a de Polignac number, because 30035211125 - 24 = 30035211109 is a prime.

It is a super-2 number, since 2×300352111252 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30035211125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5137454 + ... + 5143296.

It is an arithmetic number, because the mean of its divisors is an integer number (646141860).

Almost surely, 230035211125 is an apocalyptic number.

It is an amenable number.

30035211125 is a deficient number, since it is larger than the sum of its proper divisors (11317867915).

30035211125 is a wasteful number, since it uses less digits than its factorization.

30035211125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5975 (or 5965 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 30035211125 its reverse (52111253003), we get a palindrome (82146464128).

The spelling of 30035211125 in words is "thirty billion, thirty-five million, two hundred eleven thousand, one hundred twenty-five".

Divisors: 1 5 17 25 41 59 85 125 205 295 425 697 1003 1025 1475 2125 2419 3485 5015 5125 5843 7375 12095 17425 25075 29215 41123 60475 87125 99331 125375 146075 205615 239563 302375 344737 496655 730375 1028075 1197815 1723685 2483275 4072571 5140375 5860529 5989075 8618425 12416375 14134217 20362855 29302645 29945375 43092125 70671085 101814275 146513225 240281689 353355425 509071375 732566125 1201408445 1766777125 6007042225 30035211125