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48728136 = 2332518089
BaseRepresentation
bin1011100111100…
…0100001001000
310101200122102210
42321320201020
544433300021
64500225120
71131116352
oct271704110
9111618383
1048728136
1125562196
121439b1a0
13a131522
1466860d2
154427e76
hex2e78848

48728136 has 32 divisors (see below), whose sum is σ = 122320800. Its totient is φ = 16176000.

The previous prime is 48728117. The next prime is 48728189. The reversal of 48728136 is 63182784.

It is a junction number, because it is equal to n+sod(n) for n = 48728094 and 48728103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1980 + ... + 10068.

It is an arithmetic number, because the mean of its divisors is an integer number (3822525).

Almost surely, 248728136 is an apocalyptic number.

It is an amenable number.

48728136 is an abundant number, since it is smaller than the sum of its proper divisors (73592664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48728136 is a wasteful number, since it uses less digits than its factorization.

48728136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8349 (or 8345 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 48728136 is about 6980.5541327319. The cubic root of 48728136 is about 365.2525580501.

The spelling of 48728136 in words is "forty-eight million, seven hundred twenty-eight thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 251 502 753 1004 1506 2008 3012 6024 8089 16178 24267 32356 48534 64712 97068 194136 2030339 4060678 6091017 8121356 12182034 16242712 24364068 48728136