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48892005 = 345120721
BaseRepresentation
bin1011101010000…
…0100001100101
310101222222020000
42322200201211
5100004021010
64503531513
71132401201
oct272404145
9111888200
1048892005
1125664318
1214459b99
13a18aca6
1466c9b01
15445b7c0
hex2ea0865

48892005 has 20 divisors (see below), whose sum is σ = 87644172. Its totient is φ = 26075520.

The previous prime is 48892003. The next prime is 48892037. The reversal of 48892005 is 50029884.

It can be written as a sum of positive squares in 2 ways, for example, as 6081156 + 42810849 = 2466^2 + 6543^2 .

It is not a de Polignac number, because 48892005 - 21 = 48892003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48892001) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 59956 + ... + 60765.

Almost surely, 248892005 is an apocalyptic number.

48892005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48892005 is a deficient number, since it is larger than the sum of its proper divisors (38752167).

48892005 is a wasteful number, since it uses less digits than its factorization.

48892005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120738 (or 120729 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 48892005 is about 6992.2818164030. The cubic root of 48892005 is about 365.6615387547.

The spelling of 48892005 in words is "forty-eight million, eight hundred ninety-two thousand, five".

Divisors: 1 3 5 9 15 27 45 81 135 405 120721 362163 603605 1086489 1810815 3259467 5432445 9778401 16297335 48892005