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20480048060 = 2251024002403
BaseRepresentation
bin10011000100101101…
…001011101110111100
31221212021211020101112
4103010231023232330
5313420343014220
613224114301152
71323341351633
oct230455135674
957767736345
1020480048060
11875a4a925a
123b768877b8
131c14c95444
14dc3d6651a
157ece925c5
hex4c4b4bbbc

20480048060 has 12 divisors (see below), whose sum is σ = 43008100968. Its totient is φ = 8192019216.

The previous prime is 20480047999. The next prime is 20480048093. The reversal of 20480048060 is 6084008402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512001182 + ... + 512001221.

It is an arithmetic number, because the mean of its divisors is an integer number (3584008414).

Almost surely, 220480048060 is an apocalyptic number.

20480048060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20480048060 is an abundant number, since it is smaller than the sum of its proper divisors (22528052908).

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

20480048060 is a wasteful number, since it uses less digits than its factorization.

20480048060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024002412 (or 1024002410 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 20480048060 in words is "twenty billion, four hundred eighty million, forty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 1024002403 2048004806 4096009612 5120012015 10240024030 20480048060