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30830460882 = 2313395262319
BaseRepresentation
bin11100101101101000…
…110111111111010010
32221120121221200112120
4130231220313333102
51001120044222012
622055135435110
72141002410414
oct345550677722
987517850476
1030830460882
1112090a9a641
125b85085a96
132ba4451980
1416c68629b4
15c069bb58c
hex72da37fd2

30830460882 has 16 divisors (see below), whose sum is σ = 66404069760. Its totient is φ = 9486295632.

The previous prime is 30830460841. The next prime is 30830460887. The reversal of 30830460882 is 28806403803.

It is not an unprimeable number, because it can be changed into a prime (30830460887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197631082 + ... + 197631237.

It is an arithmetic number, because the mean of its divisors is an integer number (4150254360).

Almost surely, 230830460882 is an apocalyptic number.

30830460882 is an abundant number, since it is smaller than the sum of its proper divisors (35573608878).

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

30830460882 is a wasteful number, since it uses less digits than its factorization.

30830460882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395262337.

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 30830460882 in words is "thirty billion, eight hundred thirty million, four hundred sixty thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 13 26 39 78 395262319 790524638 1185786957 2371573914 5138410147 10276820294 15415230441 30830460882