Search a number
-
+
1068067210 = 25722179729
BaseRepresentation
bin111111101010010…
…110100110001010
32202102202102202211
4333222112212022
54141411122320
6253552215334
735316264400
oct7752264612
92672672684
101068067210
114a8994781
1225983a54a
13140380042
14a1bc9470
1563b7955a
hex3fa9698a

1068067210 has 24 divisors (see below), whose sum is σ = 2236402980. Its totient is φ = 366194304.

The previous prime is 1068067201. The next prime is 1068067213. The reversal of 1068067210 is 127608601.

It can be written as a sum of positive squares in 2 ways, for example, as 1000646689 + 67420521 = 31633^2 + 8211^2 .

It is a super-2 number, since 2×10680672102 = 2281535130154368200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1068067213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1089375 + ... + 1090354.

Almost surely, 21068067210 is an apocalyptic number.

1068067210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1068067210 is an abundant number, since it is smaller than the sum of its proper divisors (1168335770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1068067210 is a wasteful number, since it uses less digits than its factorization.

1068067210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2179750 (or 2179743 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 1068067210 is about 32681.2975568596. The cubic root of 1068067210 is about 1022.1929015998.

The spelling of 1068067210 in words is "one billion, sixty-eight million, sixty-seven thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 2179729 4359458 10898645 15258103 21797290 30516206 76290515 106806721 152581030 213613442 534033605 1068067210