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48972228507 = 3312473145417
BaseRepresentation
bin101101100110111110…
…001110011110011011
311200101221212222012000
4231212332032132123
51300243342303012
634255244452043
73352402034256
oct554676163633
9150357788160
1048972228507
1119850601124
1295a884a023
134805b5b007
14252803409d
151419529ddc
hexb66f8e79b

48972228507 has 16 divisors (see below), whose sum is σ = 72557765280. Its totient is φ = 32645310336.

The previous prime is 48972228451. The next prime is 48972228527. The reversal of 48972228507 is 70582227984.

48972228507 is a `hidden beast` number, since 4 + 8 + 97 + 22 + 28 + 507 = 666.

It is not a de Polignac number, because 48972228507 - 27 = 48972228379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48972228527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264063 + ... + 409479.

It is an arithmetic number, because the mean of its divisors is an integer number (4534860330).

Almost surely, 248972228507 is an apocalyptic number.

48972228507 is a deficient number, since it is larger than the sum of its proper divisors (23585536773).

48972228507 is a wasteful number, since it uses less digits than its factorization.

48972228507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157899 (or 157893 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 48972228507 in words is "forty-eight billion, nine hundred seventy-two million, two hundred twenty-eight thousand, five hundred seven".

Divisors: 1 3 9 27 12473 37419 112257 145417 336771 436251 1308753 3926259 1813786241 5441358723 16324076169 48972228507