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30348489580 = 2251937862303
BaseRepresentation
bin11100010000111010…
…010011001101101100
32220100001001000012121
4130100322103031230
5444123203131310
621535241242324
72123030622313
oct342072231554
986301030177
1030348489580
1111963a27452
125a6b7933a4
132b2863c956
14167c84127a
15bc95150da
hex710e9336c

30348489580 has 24 divisors (see below), whose sum is σ = 64062052992. Its totient is φ = 12076495872.

The previous prime is 30348489559. The next prime is 30348489601. The reversal of 30348489580 is 8598484303.

It is an interprime number because it is at equal distance from previous prime (30348489559) and next prime (30348489601).

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 7 ways as a sum of consecutive naturals, for example, 3927292 + ... + 3935011.

It is an arithmetic number, because the mean of its divisors is an integer number (2669252208).

Almost surely, 230348489580 is an apocalyptic number.

It is an amenable number.

30348489580 is an abundant number, since it is smaller than the sum of its proper divisors (33713563412).

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

30348489580 is a wasteful number, since it uses less digits than its factorization.

30348489580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7862505 (or 7862503 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 30348489580 in words is "thirty billion, three hundred forty-eight million, four hundred eighty-nine thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 7862303 15724606 31449212 39311515 78623030 157246060 1517424479 3034848958 6069697916 7587122395 15174244790 30348489580