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1143208706 = 24421129293
BaseRepresentation
bin100010000100011…
…1111101100000010
32221200011000112012
41010020333230002
54320130134311
6305234532522
740221053663
oct10410775402
92850130465
101143208706
11537347692
1227aa37142
13152acbb73
14abb8936a
156a56d78b
hex4423fb02

1143208706 has 8 divisors (see below), whose sum is σ = 1715214204. Its totient is φ = 571470640.

The previous prime is 1143208679. The next prime is 1143208711. The reversal of 1143208706 is 6078023411.

It can be written as a sum of positive squares in 2 ways, for example, as 1127280625 + 15928081 = 33575^2 + 3991^2 .

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

It is a super-2 number, since 2×11432087062 = 2613852290948388872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55805 + ... + 73488.

Almost surely, 21143208706 is an apocalyptic number.

1143208706 is a deficient number, since it is larger than the sum of its proper divisors (572005498).

1143208706 is a wasteful number, since it uses less digits than its factorization.

1143208706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133716.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1143208706 is about 33811.3694783278. The cubic root of 1143208706 is about 1045.6231125764.

The spelling of 1143208706 in words is "one billion, one hundred forty-three million, two hundred eight thousand, seven hundred six".

Divisors: 1 2 4421 8842 129293 258586 571604353 1143208706