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48045261 = 3112934969
BaseRepresentation
bin1011011101000…
…1110011001101
310100101221201010
42313101303031
544244422021
64433435433
71122243435
oct267216315
9110357633
1048045261
1125136130
121410bb79
139c52764
1465492c5
154340976
hex2dd1ccd

48045261 has 16 divisors (see below), whose sum is σ = 70136640. Its totient is φ = 29013120.

The previous prime is 48045259. The next prime is 48045269. The reversal of 48045261 is 16254084.

It is not a de Polignac number, because 48045261 - 21 = 48045259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48045269) 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, 7185 + ... + 12153.

It is an arithmetic number, because the mean of its divisors is an integer number (4383540).

Almost surely, 248045261 is an apocalyptic number.

It is an amenable number.

48045261 is a deficient number, since it is larger than the sum of its proper divisors (22091379).

48045261 is a wasteful number, since it uses less digits than its factorization.

48045261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 48045261 is about 6931.4688919449. The cubic root of 48045261 is about 363.5383114250.

The spelling of 48045261 in words is "forty-eight million, forty-five thousand, two hundred sixty-one".

Divisors: 1 3 11 33 293 879 3223 4969 9669 14907 54659 163977 1455917 4367751 16015087 48045261