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670222201 = 11311965461
BaseRepresentation
bin100111111100101…
…100011101111001
31201201010211000111
4213330230131321
52333034102301
6150301104321
722415536405
oct4774543571
91651124014
10670222201
11314360950
121685580a1
13a8b145ac
1465026105
153dc8e551
hex27f2c779

670222201 has 8 divisors (see below), whose sum is σ = 754737408. Its totient is φ = 589638000.

The previous prime is 670222199. The next prime is 670222211. The reversal of 670222201 is 102222076.

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

It is a cyclic number.

It is not a de Polignac number, because 670222201 - 21 = 670222199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670222211) 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 7 ways as a sum of consecutive naturals, for example, 982390 + ... + 983071.

It is an arithmetic number, because the mean of its divisors is an integer number (94342176).

Almost surely, 2670222201 is an apocalyptic number.

It is an amenable number.

670222201 is a deficient number, since it is larger than the sum of its proper divisors (84515207).

670222201 is a wasteful number, since it uses less digits than its factorization.

670222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965503.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 670222201 is about 25888.6500420551. The cubic root of 670222201 is about 875.1307346427.

Adding to 670222201 its reverse (102222076), we get a palindrome (772444277).

It can be divided in two parts, 6 and 70222201, that added together give a palindrome (70222207).

The spelling of 670222201 in words is "six hundred seventy million, two hundred twenty-two thousand, two hundred one".

Divisors: 1 11 31 341 1965461 21620071 60929291 670222201