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4145973 = 313106307
BaseRepresentation
bin1111110100001100110101
321210122012120
433310030311
52030132343
6224510153
750145246
oct17641465
97718176
104145973
112381a27
12147b359
13b22150
1479cccd
1556d683
hex3f4335

4145973 has 8 divisors (see below), whose sum is σ = 5953248. Its totient is φ = 2551344.

The previous prime is 4145969. The next prime is 4145983. The reversal of 4145973 is 3795414.

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

It is not a de Polignac number, because 4145973 - 22 = 4145969 is a prime.

It is a Curzon number.

4145973 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145983) 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, 53115 + ... + 53192.

It is an arithmetic number, because the mean of its divisors is an integer number (744156).

Almost surely, 24145973 is an apocalyptic number.

It is an amenable number.

4145973 is a deficient number, since it is larger than the sum of its proper divisors (1807275).

4145973 is a wasteful number, since it uses less digits than its factorization.

4145973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106323.

The product of its digits is 15120, while the sum is 33.

The square root of 4145973 is about 2036.1662505798. The cubic root of 4145973 is about 160.6480616607.

The spelling of 4145973 in words is "four million, one hundred forty-five thousand, nine hundred seventy-three".

Divisors: 1 3 13 39 106307 318921 1381991 4145973