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48279985 = 5131514919
BaseRepresentation
bin1011100000101…
…1000110110001
310100211212200121
42320023012301
544324424420
64442450241
71124241655
oct270130661
9110755617
1048279985
1125286516
1214203981
13a005550
1465aaa65
15438a2aa
hex2e0b1b1

48279985 has 16 divisors (see below), whose sum is σ = 62818560. Its totient is φ = 35409600.

The previous prime is 48279977. The next prime is 48280003. The reversal of 48279985 is 58997284.

It is not a de Polignac number, because 48279985 - 23 = 48279977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7356 + ... + 12274.

It is an arithmetic number, because the mean of its divisors is an integer number (3926160).

Almost surely, 248279985 is an apocalyptic number.

It is an amenable number.

48279985 is a deficient number, since it is larger than the sum of its proper divisors (14538575).

48279985 is a wasteful number, since it uses less digits than its factorization.

48279985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088.

The product of its digits is 1451520, while the sum is 52.

The square root of 48279985 is about 6948.3800270279. The cubic root of 48279985 is about 364.1293692431.

The spelling of 48279985 in words is "forty-eight million, two hundred seventy-nine thousand, nine hundred eighty-five".

Divisors: 1 5 13 65 151 755 1963 4919 9815 24595 63947 319735 742769 3713845 9655997 48279985