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40106085 = 352673739
BaseRepresentation
bin1001100011111…
…1100001100101
32210110121012120
42120333201211
540231343320
63551340153
7664616235
oct230774145
983417176
1040106085
1120703328
1211521659
138402c16
14547dcc5
1537c3440
hex263f865

40106085 has 8 divisors (see below), whose sum is σ = 64169760. Its totient is φ = 21389904.

The previous prime is 40106083. The next prime is 40106123. The reversal of 40106085 is 58060104.

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

It is not a de Polignac number, because 40106085 - 21 = 40106083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40106083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336855 + ... + 1336884.

It is an arithmetic number, because the mean of its divisors is an integer number (8021220).

Almost surely, 240106085 is an apocalyptic number.

It is an amenable number.

40106085 is a deficient number, since it is larger than the sum of its proper divisors (24063675).

40106085 is a wasteful number, since it uses less digits than its factorization.

40106085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2673747.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 40106085 is about 6332.9365226568. The cubic root of 40106085 is about 342.2972604462.

Adding to 40106085 its reverse (58060104), we get a palindrome (98166189).

The spelling of 40106085 in words is "forty million, one hundred six thousand, eighty-five".

Divisors: 1 3 5 15 2673739 8021217 13368695 40106085