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4200293 = 19921107
BaseRepresentation
bin10000000001011101100101
321220101201102
4100001131211
52033402133
6230005445
750462516
oct20013545
97811642
104200293
112409819
1214a6885
13b40aa6
147b4a0d
1557e7e8
hex401765

4200293 has 4 divisors (see below), whose sum is σ = 4221600. Its totient is φ = 4178988.

The previous prime is 4200263. The next prime is 4200299. The reversal of 4200293 is 3920024.

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 4200293 - 210 = 4199269 is a prime.

It is a super-2 number, since 2×42002932 = 35284922571698, 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 (4200299) 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, 10355 + ... + 10752.

It is an arithmetic number, because the mean of its divisors is an integer number (1055400).

Almost surely, 24200293 is an apocalyptic number.

It is an amenable number.

4200293 is a deficient number, since it is larger than the sum of its proper divisors (21307).

4200293 is a wasteful number, since it uses less digits than its factorization.

4200293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21306.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4200293 is about 2049.4616366256. The cubic root of 4200293 is about 161.3466163771.

The spelling of 4200293 in words is "four million, two hundred thousand, two hundred ninety-three".

Divisors: 1 199 21107 4200293