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40500153 = 3219298167
BaseRepresentation
bin1001101001111…
…1101110111001
32211012121202200
42122133232321
540332001103
64004020413
71001150151
oct232375671
984177680
1040500153
1120952401
1211691709
1385103b5
145543761
1538500a3
hex269fbb9

40500153 has 24 divisors (see below), whose sum is σ = 63710400. Its totient is φ = 24693984.

The previous prime is 40500151. The next prime is 40500179. The reversal of 40500153 is 35100504.

It is not a de Polignac number, because 40500153 - 21 = 40500151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40500151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 876 + ... + 9042.

It is an arithmetic number, because the mean of its divisors is an integer number (2654600).

Almost surely, 240500153 is an apocalyptic number.

It is an amenable number.

40500153 is a deficient number, since it is larger than the sum of its proper divisors (23210247).

40500153 is a wasteful number, since it uses less digits than its factorization.

40500153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8221 (or 8218 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 40500153 is about 6363.9730514829. The cubic root of 40500153 is about 343.4147052131.

Adding to 40500153 its reverse (35100504), we get a palindrome (75600657).

The spelling of 40500153 in words is "forty million, five hundred thousand, one hundred fifty-three".

Divisors: 1 3 9 19 29 57 87 171 261 551 1653 4959 8167 24501 73503 155173 236843 465519 710529 1396557 2131587 4500017 13500051 40500153