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40141001 = 319191409
BaseRepresentation
bin1001100100100…
…0000011001001
32210112101002202
42121020003021
540234003001
63552205545
7665123105
oct231100311
983471082
1040141001
112072758a
12115398b5
138415a94
14548c905
1537cd96b
hex26480c9

40141001 has 8 divisors (see below), whose sum is σ = 41510400. Its totient is φ = 38776320.

The previous prime is 40140983. The next prime is 40141019. The reversal of 40141001 is 10014104.

It is an interprime number because it is at equal distance from previous prime (40140983) and next prime (40141019).

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

It is a cyclic number.

It is not a de Polignac number, because 40141001 - 26 = 40140937 is a prime.

It is a super-2 number, since 2×401410012 = 3222599922564002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40141061) 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, 27785 + ... + 29193.

It is an arithmetic number, because the mean of its divisors is an integer number (5188800).

Almost surely, 240141001 is an apocalyptic number.

It is an amenable number.

40141001 is a deficient number, since it is larger than the sum of its proper divisors (1369399).

40141001 is a wasteful number, since it uses less digits than its factorization.

40141001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 40141001 is about 6335.6926219633. The cubic root of 40141001 is about 342.3965652815.

Adding to 40141001 its reverse (10014104), we get a palindrome (50155105).

The spelling of 40141001 in words is "forty million, one hundred forty-one thousand, one".

Divisors: 1 31 919 1409 28489 43679 1294871 40141001