Search a number
-
+
1000223101 = 1767878159
BaseRepresentation
bin111011100111100…
…011000101111101
32120201002121011001
4323213203011331
54022024114401
6243130130301
733533520223
oct7347430575
92521077131
101000223101
11473666469
1223ab80991
1312c2b78b7
1496ba8b13
155cc27601
hex3b9e317d

1000223101 has 8 divisors (see below), whose sum is σ = 1074867840. Its totient is φ = 927334848.

The previous prime is 1000223089. The next prime is 1000223141. The reversal of 1000223101 is 1013220001.

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 1000223101 - 213 = 1000214909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000223141) 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, 437941 + ... + 440218.

It is an arithmetic number, because the mean of its divisors is an integer number (134358480).

Almost surely, 21000223101 is an apocalyptic number.

It is an amenable number.

1000223101 is a deficient number, since it is larger than the sum of its proper divisors (74644739).

1000223101 is an equidigital number, since it uses as much as digits as its factorization.

1000223101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878243.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1000223101 is about 31626.3039414978. The cubic root of 1000223101 is about 1000.0743614702.

Adding to 1000223101 its reverse (1013220001), we get a palindrome (2013443102).

The spelling of 1000223101 in words is "one billion, two hundred twenty-three thousand, one hundred one".

Divisors: 1 17 67 1139 878159 14928703 58836653 1000223101