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48978303 = 3112961839
BaseRepresentation
bin1011101011010…
…1100101111111
310102011100121020
42322311211333
5100014301203
64505435223
71133210613
oct272654577
9112140536
1048978303
1125713140
121449bb13
13a1bb35a
14670d343
154477153
hex2eb597f

48978303 has 32 divisors (see below), whose sum is σ = 74995200. Its totient is φ = 28156800.

The previous prime is 48978301. The next prime is 48978317. The reversal of 48978303 is 30387984.

It is not a de Polignac number, because 48978303 - 21 = 48978301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48978301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57958 + ... + 58796.

It is an arithmetic number, because the mean of its divisors is an integer number (2343600).

Almost surely, 248978303 is an apocalyptic number.

48978303 is a deficient number, since it is larger than the sum of its proper divisors (26016897).

48978303 is a wasteful number, since it uses less digits than its factorization.

48978303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 48978303 is about 6998.4500426880. The cubic root of 48978303 is about 365.8765521740.

The spelling of 48978303 in words is "forty-eight million, nine hundred seventy-eight thousand, three hundred three".

Divisors: 1 3 11 29 33 61 87 183 319 671 839 957 1769 2013 2517 5307 9229 19459 24331 27687 51179 58377 72993 153537 267641 562969 802923 1484191 1688907 4452573 16326101 48978303