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40754433 = 313584811
BaseRepresentation
bin1001101101110…
…1110100000001
32211200112120110
42123131310001
540413120213
64013301533
71003256406
oct233356401
984615513
1040754433
1121006455
12117948a9
13859c065
1455ac2ad
1538a05c3
hex26ddd01

40754433 has 4 divisors (see below), whose sum is σ = 54339248. Its totient is φ = 27169620.

The previous prime is 40754431. The next prime is 40754437. The reversal of 40754433 is 33445704.

40754433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40754433 - 21 = 40754431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40754433.

It is not an unprimeable number, because it can be changed into a prime (40754431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6792403 + ... + 6792408.

It is an arithmetic number, because the mean of its divisors is an integer number (13584812).

Almost surely, 240754433 is an apocalyptic number.

It is an amenable number.

40754433 is a deficient number, since it is larger than the sum of its proper divisors (13584815).

40754433 is a wasteful number, since it uses less digits than its factorization.

40754433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13584814.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 40754433 is about 6383.9198773168. The cubic root of 40754433 is about 344.1319154474.

The spelling of 40754433 in words is "forty million, seven hundred fifty-four thousand, four hundred thirty-three".

Divisors: 1 3 13584811 40754433