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3974101 = 23172787
BaseRepresentation
bin1111001010001111010101
321110220102221
433022033111
52004132401
6221102341
745531205
oct17121725
97426387
103974101
11227488a
1213b79b1
13a91b51
14756405
155377a1
hex3ca3d5

3974101 has 4 divisors (see below), whose sum is σ = 4146912. Its totient is φ = 3801292.

The previous prime is 3974093. The next prime is 3974129. The reversal of 3974101 is 1014793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3974101 - 23 = 3974093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3974501) 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 3 ways as a sum of consecutive naturals, for example, 86371 + ... + 86416.

It is an arithmetic number, because the mean of its divisors is an integer number (1036728).

Almost surely, 23974101 is an apocalyptic number.

It is an amenable number.

3974101 is a deficient number, since it is larger than the sum of its proper divisors (172811).

3974101 is a wasteful number, since it uses less digits than its factorization.

3974101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172810.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 3974101 is about 1993.5147353356. The cubic root of 3974101 is about 158.3967622752.

Adding to 3974101 its reverse (1014793), we get a palindrome (4988894).

The spelling of 3974101 in words is "three million, nine hundred seventy-four thousand, one hundred one".

Divisors: 1 23 172787 3974101