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40950048 = 253426563
BaseRepresentation
bin1001110000110…
…1100100100000
32212001110220110
42130031210200
540440400143
64021411320
71005032616
oct234154440
985043813
1040950048
112112a417
1211869b40
13863a0c9
14561d6b6
1538dd533
hex270d920

40950048 has 24 divisors (see below), whose sum is σ = 107494128. Its totient is φ = 13649984.

The previous prime is 40950047. The next prime is 40950067. The reversal of 40950048 is 84005904.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 40949997 and 40950024.

It is not an unprimeable number, because it can be changed into a prime (40950043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213186 + ... + 213377.

It is an arithmetic number, because the mean of its divisors is an integer number (4478922).

Almost surely, 240950048 is an apocalyptic number.

40950048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40950048 is an abundant number, since it is smaller than the sum of its proper divisors (66544080).

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

40950048 is a wasteful number, since it uses less digits than its factorization.

40950048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426576 (or 426568 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 40950048 is about 6399.2224527672. Note that the first 3 decimals coincide. The cubic root of 40950048 is about 344.6816302609.

The spelling of 40950048 in words is "forty million, nine hundred fifty thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 426563 853126 1279689 1706252 2559378 3412504 5118756 6825008 10237512 13650016 20475024 40950048