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30630010080 = 2535304920929
BaseRepresentation
bin11100100001101100…
…001101110011100000
32221001122202201201210
4130201230031303200
51000212240310310
622023215230120
72133016534635
oct344154156340
987048681653
1030630010080
1111a98929a1a
125b29b18340
132b71a6a427
1416a7da418c
15be40c3820
hex721b0dce0

30630010080 has 96 divisors (see below), whose sum is σ = 96520788000. Its totient is φ = 8164933632.

The previous prime is 30630010057. The next prime is 30630010091. The reversal of 30630010080 is 8001003603.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1453056 + ... + 1473984.

It is an arithmetic number, because the mean of its divisors is an integer number (1005424875).

Almost surely, 230630010080 is an apocalyptic number.

30630010080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30630010080 is an abundant number, since it is smaller than the sum of its proper divisors (65890777920).

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

30630010080 is a wasteful number, since it uses less digits than its factorization.

30630010080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23996 (or 23988 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 30630010080 its reverse (8001003603), we get a palindrome (38631013683).

The spelling of 30630010080 in words is "thirty billion, six hundred thirty million, ten thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 3049 6098 9147 12196 15245 18294 20929 24392 30490 36588 41858 45735 48784 60980 62787 73176 83716 91470 97568 104645 121960 125574 146352 167432 182940 209290 243920 251148 292704 313935 334864 365880 418580 487840 502296 627870 669728 731760 837160 1004592 1255740 1463520 1674320 2009184 2511480 3348640 5022960 10045920 63812521 127625042 191437563 255250084 319062605 382875126 510500168 638125210 765750252 957187815 1021000336 1276250420 1531500504 1914375630 2042000672 2552500840 3063001008 3828751260 5105001680 6126002016 7657502520 10210003360 15315005040 30630010080