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3033200221 = 5635387567
BaseRepresentation
bin1011010011001010…
…1111011001011101
321211101111112110221
42310302233121131
522202444401341
61220552001341
7135110530222
oct26462573135
97741445427
103033200221
111317187247
12707990251
1339453a03c
1420aba9949
1512b450ed1
hexb4caf65d

3033200221 has 4 divisors (see below), whose sum is σ = 3038588352. Its totient is φ = 3027812092.

The previous prime is 3033200201. The next prime is 3033200227. The reversal of 3033200221 is 1220023303.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1220023303 = 8913708127.

It is a cyclic number.

It is not a de Polignac number, because 3033200221 - 29 = 3033199709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3033200195 and 3033200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033200227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2693221 + ... + 2694346.

It is an arithmetic number, because the mean of its divisors is an integer number (759647088).

Almost surely, 23033200221 is an apocalyptic number.

It is an amenable number.

3033200221 is a deficient number, since it is larger than the sum of its proper divisors (5388131).

3033200221 is an equidigital number, since it uses as much as digits as its factorization.

3033200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388130.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3033200221 is about 55074.4970108670. The cubic root of 3033200221 is about 1447.5503976694.

Adding to 3033200221 its reverse (1220023303), we get a palindrome (4253223524).

The spelling of 3033200221 in words is "three billion, thirty-three million, two hundred thousand, two hundred twenty-one".

Divisors: 1 563 5387567 3033200221