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4071973 = 25116223
BaseRepresentation
bin1111100010001000100101
321122212200211
433202020211
52020300343
6223135421
746416433
oct17421045
97585624
104071973
112331374
121444571
13ac7569
1477dd53
1555679d
hex3e2225

4071973 has 4 divisors (see below), whose sum is σ = 4088448. Its totient is φ = 4055500.

The previous prime is 4071967. The next prime is 4071983. The reversal of 4071973 is 3791704.

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 4071973 - 25 = 4071941 is a prime.

It is a super-2 number, since 2×40719732 = 33161928225458, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4071953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7861 + ... + 8362.

It is an arithmetic number, because the mean of its divisors is an integer number (1022112).

Almost surely, 24071973 is an apocalyptic number.

It is an amenable number.

4071973 is a deficient number, since it is larger than the sum of its proper divisors (16475).

4071973 is a wasteful number, since it uses less digits than its factorization.

4071973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16474.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 4071973 is about 2017.9130308316. The cubic root of 4071973 is about 159.6865347105.

The spelling of 4071973 in words is "four million, seventy-one thousand, nine hundred seventy-three".

Divisors: 1 251 16223 4071973