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30321134010 = 23251210727827
BaseRepresentation
bin11100001111010001…
…111100100110111010
32220021010120012102100
4130033101330212322
5444044202242020
621532423044230
72122246246416
oct341721744672
986233505370
1030321134010
111194a542842
125a625a0676
132b22a8251b
141678d5dd46
15bc6e0ea90
hex70f47c9ba

30321134010 has 48 divisors (see below), whose sum is σ = 78844293216. Its totient is φ = 8084677344.

The previous prime is 30321133991. The next prime is 30321134087. The reversal of 30321134010 is 1043112303.

30321134010 is a `hidden beast` number, since 3 + 0 + 321 + 1 + 340 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1075717 + ... + 1103543.

It is an arithmetic number, because the mean of its divisors is an integer number (1642589442).

Almost surely, 230321134010 is an apocalyptic number.

30321134010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30321134010 is an abundant number, since it is smaller than the sum of its proper divisors (48523159206).

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

30321134010 is a wasteful number, since it uses less digits than its factorization.

30321134010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39947 (or 39944 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30321134010 its reverse (1043112303), we get a palindrome (31364246313).

The spelling of 30321134010 in words is "thirty billion, three hundred twenty-one million, one hundred thirty-four thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 12107 24214 27827 36321 55654 60535 72642 83481 108963 121070 139135 166962 181605 217926 250443 278270 363210 417405 500886 544815 834810 1089630 1252215 2504430 336901489 673802978 1010704467 1684507445 2021408934 3032113401 3369014890 5053522335 6064226802 10107044670 15160567005 30321134010