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4200331 = 29144839
BaseRepresentation
bin10000000001011110001011
321220101202211
4100001132023
52033402311
6230005551
750462602
oct20013613
97811684
104200331
112409853
1214a68b7
13b40b05
147b4a39
1557e821
hex40178b

4200331 has 4 divisors (see below), whose sum is σ = 4345200. Its totient is φ = 4055464.

The previous prime is 4200319. The next prime is 4200341. The reversal of 4200331 is 1330024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4200331 - 25 = 4200299 is a prime.

It is a super-2 number, since 2×42003312 = 35285561019122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4200341) 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, 72391 + ... + 72448.

It is an arithmetic number, because the mean of its divisors is an integer number (1086300).

Almost surely, 24200331 is an apocalyptic number.

4200331 is a deficient number, since it is larger than the sum of its proper divisors (144869).

4200331 is a wasteful number, since it uses less digits than its factorization.

4200331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144868.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4200331 is about 2049.4709073319. The cubic root of 4200331 is about 161.3471029426.

Adding to 4200331 its reverse (1330024), we get a palindrome (5530355).

The spelling of 4200331 in words is "four million, two hundred thousand, three hundred thirty-one".

Divisors: 1 29 144839 4200331