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40514458 = 231837873
BaseRepresentation
bin1001101010001…
…1001110011010
32211020100101111
42122203032122
540332430313
64004210534
71001236645
oct232431632
984210344
1040514458
1120962126
1211699a4a
138516a6a
145548a5c
15385443d
hex26a339a

40514458 has 16 divisors (see below), whose sum is σ = 63495936. Its totient is φ = 19365120.

The previous prime is 40514413. The next prime is 40514459. The reversal of 40514458 is 85441504.

40514458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (40514459) 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 7 ways as a sum of consecutive naturals, for example, 1210 + ... + 9082.

It is an arithmetic number, because the mean of its divisors is an integer number (3968496).

Almost surely, 240514458 is an apocalyptic number.

40514458 is a deficient number, since it is larger than the sum of its proper divisors (22981478).

40514458 is a wasteful number, since it uses less digits than its factorization.

40514458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7989.

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 40514458 is about 6365.0968570792. The cubic root of 40514458 is about 343.4551327894.

The spelling of 40514458 in words is "forty million, five hundred fourteen thousand, four hundred fifty-eight".

Divisors: 1 2 31 62 83 166 2573 5146 7873 15746 244063 488126 653459 1306918 20257229 40514458