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1006714681 = 7143816383
BaseRepresentation
bin111100000000010…
…011111100111001
32121011022101220221
4330000103330321
54030204332211
6243521220041
733642635140
oct7400237471
92534271827
101006714681
1147729a705
12241191621
1313074b57b
14979b8757
155d5aac71
hex3c013f39

1006714681 has 4 divisors (see below), whose sum is σ = 1150531072. Its totient is φ = 862898292.

The previous prime is 1006714679. The next prime is 1006714693. The reversal of 1006714681 is 1864176001.

1006714681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1864176001 = 3671350777.

It is a cyclic number.

It is not a de Polignac number, because 1006714681 - 21 = 1006714679 is a prime.

It is a super-2 number, since 2×10067146812 = 2026948897881863522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006717681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71908185 + ... + 71908198.

It is an arithmetic number, because the mean of its divisors is an integer number (287632768).

Almost surely, 21006714681 is an apocalyptic number.

It is an amenable number.

1006714681 is a deficient number, since it is larger than the sum of its proper divisors (143816391).

1006714681 is an equidigital number, since it uses as much as digits as its factorization.

1006714681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143816390.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 1006714681 is about 31728.7674043604. The cubic root of 1006714681 is about 1002.2332359446.

The spelling of 1006714681 in words is "one billion, six million, seven hundred fourteen thousand, six hundred eighty-one".

Divisors: 1 7 143816383 1006714681