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48028180 = 2252401409
BaseRepresentation
bin1011011100110…
…1101000010100
310100101002021111
42313031220110
544243400210
64433224404
71122142564
oct267155024
9110332244
1048028180
1125124312
1214102104
139c47a55
146542da4
15433a88a
hex2dcda14

48028180 has 12 divisors (see below), whose sum is σ = 100859220. Its totient is φ = 19211264.

The previous prime is 48028177. The next prime is 48028193. The reversal of 48028180 is 8182084.

48028180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9909904 + 38118276 = 3148^2 + 6174^2 .

It is a super-2 number, since 2×480281802 = 4613412148224800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200685 + ... + 1200724.

It is an arithmetic number, because the mean of its divisors is an integer number (8404935).

Almost surely, 248028180 is an apocalyptic number.

It is an amenable number.

48028180 is an abundant number, since it is smaller than the sum of its proper divisors (52831040).

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

48028180 is a wasteful number, since it uses less digits than its factorization.

48028180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401418 (or 2401416 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 48028180 is about 6930.2366481961. The cubic root of 48028180 is about 363.4952247341.

The spelling of 48028180 in words is "forty-eight million, twenty-eight thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 2401409 4802818 9605636 12007045 24014090 48028180