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30212401434 = 23291395412309
BaseRepresentation
bin11100001000110011…
…001010100100011010
32212222112222000100220
4130020303022210122
5443333333321214
621513540340510
72116456114005
oct341063124432
985875860326
1030212401434
11118a4127406
125a320a4736
132b063a2017
14166873853c
15bbc5d29a9
hex708cca91a

30212401434 has 64 divisors (see below), whose sum is σ = 63101808000. Its totient is φ = 9631560960.

The previous prime is 30212401421. The next prime is 30212401477. The reversal of 30212401434 is 43410421203.

It is a super-3 number, since 3×302124014343 (a number of 32 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13083472 + ... + 13085780.

It is an arithmetic number, because the mean of its divisors is an integer number (985965750).

Almost surely, 230212401434 is an apocalyptic number.

30212401434 is an abundant number, since it is smaller than the sum of its proper divisors (32889406566).

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

30212401434 is a wasteful number, since it uses less digits than its factorization.

30212401434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 30212401434 its reverse (43410421203), we get a palindrome (73622822637).

The spelling of 30212401434 in words is "thirty billion, two hundred twelve million, four hundred one thousand, four hundred thirty-four".

Divisors: 1 2 3 6 29 58 87 139 174 278 417 541 834 1082 1623 2309 3246 4031 4618 6927 8062 12093 13854 15689 24186 31378 47067 66961 75199 94134 133922 150398 200883 225597 320951 401766 451194 641902 962853 1249169 1925706 2180771 2498338 3747507 4361542 6542313 7495014 9307579 13084626 18615158 27922737 36225901 55845474 72451802 108677703 173634491 217355406 347268982 520903473 1041806946 5035400239 10070800478 15106200717 30212401434