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1301010223 = 3473749309
BaseRepresentation
bin100110110001011…
…1101011100101111
310100200002011111211
41031202331130233
510131024311343
6333033055251
744145255502
oct11542753457
93320064454
101301010223
11608428267
12303857527
131796cca46
14c4b05139
157933e79d
hex4d8bd72f

1301010223 has 4 divisors (see below), whose sum is σ = 1304759880. Its totient is φ = 1297260568.

The previous prime is 1301010211. The next prime is 1301010233. The reversal of 1301010223 is 3220101031.

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 1301010223 - 221 = 1298913071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301010233) 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, 1874308 + ... + 1875001.

It is an arithmetic number, because the mean of its divisors is an integer number (326189970).

Almost surely, 21301010223 is an apocalyptic number.

1301010223 is a deficient number, since it is larger than the sum of its proper divisors (3749657).

1301010223 is an equidigital number, since it uses as much as digits as its factorization.

1301010223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749656.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1301010223 is about 36069.5193064726. The cubic root of 1301010223 is about 1091.6755150407.

Adding to 1301010223 its reverse (3220101031), we get a palindrome (4521111254).

The spelling of 1301010223 in words is "one billion, three hundred one million, ten thousand, two hundred twenty-three".

Divisors: 1 347 3749309 1301010223