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48072580 = 2252403629
BaseRepresentation
bin1011011101100…
…0011110000100
310100110100011221
42313120132010
544301310310
64434210124
71122416203
oct267303604
9110410157
1048072580
1125154706
1214123944
139c6201a
14655523a
154348ada
hex2dd8784

48072580 has 12 divisors (see below), whose sum is σ = 100952460. Its totient is φ = 19229024.

The previous prime is 48072571. The next prime is 48072593. The reversal of 48072580 is 8527084.

48072580 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 30382144 + 17690436 = 5512^2 + 4206^2 .

It is a super-3 number, since 3×480725803 (a number of 24 digits) contains 333 as substring.

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, 1201795 + ... + 1201834.

It is an arithmetic number, because the mean of its divisors is an integer number (8412705).

Almost surely, 248072580 is an apocalyptic number.

It is an amenable number.

48072580 is an abundant number, since it is smaller than the sum of its proper divisors (52879880).

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

48072580 is a wasteful number, since it uses less digits than its factorization.

48072580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403638 (or 2403636 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 48072580 is about 6933.4392620113. The cubic root of 48072580 is about 363.6072021691.

The spelling of 48072580 in words is "forty-eight million, seventy-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 2403629 4807258 9614516 12018145 24036290 48072580