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48389043 = 361281941
BaseRepresentation
bin1011100010010…
…1101110110011
310101001102021210
42320211232303
544341422133
64445051203
71125204633
oct270455663
9111042253
1048389043
112535044a
1214256b03
13a043091
1465d86c3
1543ac763
hex2e25bb3

48389043 has 16 divisors (see below), whose sum is σ = 65879712. Its totient is φ = 31584000.

The previous prime is 48388969. The next prime is 48389051. The reversal of 48389043 is 34098384.

It is not a de Polignac number, because 48389043 - 28 = 48388787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48388992 and 48389010.

It is not an unprimeable number, because it can be changed into a prime (48389443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50953 + ... + 51893.

It is an arithmetic number, because the mean of its divisors is an integer number (4117482).

Almost surely, 248389043 is an apocalyptic number.

48389043 is a deficient number, since it is larger than the sum of its proper divisors (17490669).

48389043 is a wasteful number, since it uses less digits than its factorization.

48389043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 48389043 is about 6956.2233287898. The cubic root of 48389043 is about 364.4033361705.

The spelling of 48389043 in words is "forty-eight million, three hundred eighty-nine thousand, forty-three".

Divisors: 1 3 61 183 281 843 941 2823 17141 51423 57401 172203 264421 793263 16129681 48389043