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40939301 = 137939863
BaseRepresentation
bin1001110000101…
…0111100100101
32212000221011102
42130022330211
540440024201
64021245445
71004656364
oct234127445
985027142
1040939301
1121122337
1211863885
138635250
1456197db
1538da26b
hex270af25

40939301 has 8 divisors (see below), whose sum is σ = 44647680. Its totient is φ = 37310832.

The previous prime is 40939291. The next prime is 40939309. The reversal of 40939301 is 10393904.

40939301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-40939301 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40939309) 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, 18905 + ... + 20958.

It is an arithmetic number, because the mean of its divisors is an integer number (5580960).

Almost surely, 240939301 is an apocalyptic number.

It is an amenable number.

40939301 is a deficient number, since it is larger than the sum of its proper divisors (3708379).

40939301 is a wasteful number, since it uses less digits than its factorization.

40939301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39955.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 40939301 is about 6398.3826862731. The cubic root of 40939301 is about 344.6514746790.

The spelling of 40939301 in words is "forty million, nine hundred thirty-nine thousand, three hundred one".

Divisors: 1 13 79 1027 39863 518219 3149177 40939301