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48481279 = 711976491
BaseRepresentation
bin1011100011110…
…0001111111111
310101020002210221
42320330033333
544402400104
64451042211
71126040560
oct270741777
9111202727
1048481279
1125403780
12142a0367
13a076062
146620167
1543c9c54
hex2e3c3ff

48481279 has 16 divisors (see below), whose sum is σ = 61076736. Its totient is φ = 37382400.

The previous prime is 48481219. The next prime is 48481283. The reversal of 48481279 is 97218484.

It is not a de Polignac number, because 48481279 - 223 = 40092671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48481219) 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, 4224 + ... + 10714.

It is an arithmetic number, because the mean of its divisors is an integer number (3817296).

Almost surely, 248481279 is an apocalyptic number.

48481279 is a deficient number, since it is larger than the sum of its proper divisors (12595457).

48481279 is a wasteful number, since it uses less digits than its factorization.

48481279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606.

The product of its digits is 129024, while the sum is 43.

The square root of 48481279 is about 6962.8499193936. The cubic root of 48481279 is about 364.6347230773.

The spelling of 48481279 in words is "forty-eight million, four hundred eighty-one thousand, two hundred seventy-nine".

Divisors: 1 7 11 77 97 679 1067 6491 7469 45437 71401 499807 629627 4407389 6925897 48481279