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48587020 = 22517142903
BaseRepresentation
bin1011100101011…
…0000100001100
310101102110212021
42321112010030
544414241040
64453215524
71126661056
oct271260414
9111373767
1048587020
1125476169
12143315a4
13a0b2221
14664a8d6
1543eb24a
hex2e5610c

48587020 has 24 divisors (see below), whose sum is σ = 108035424. Its totient is φ = 18291456.

The previous prime is 48586991. The next prime is 48587023. The reversal of 48587020 is 2078584.

It is a super-3 number, since 3×485870203 (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (48587023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71112 + ... + 71791.

It is an arithmetic number, because the mean of its divisors is an integer number (4501476).

Almost surely, 248587020 is an apocalyptic number.

It is an amenable number.

48587020 is an abundant number, since it is smaller than the sum of its proper divisors (59448404).

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

48587020 is a wasteful number, since it uses less digits than its factorization.

48587020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142929 (or 142927 counting only the distinct ones).

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

The square root of 48587020 is about 6970.4390105645. The cubic root of 48587020 is about 364.8996283717.

The spelling of 48587020 in words is "forty-eight million, five hundred eighty-seven thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 142903 285806 571612 714515 1429030 2429351 2858060 4858702 9717404 12146755 24293510 48587020