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1008111013 = 71311078143
BaseRepresentation
bin111100000101101…
…000110110100101
32121020221100022221
4330011220312211
54031034023023
6244011152341
733660542110
oct7405506645
92536840287
101008111013
114780637a8
122417456b1
13130b19cc0
1497c5d577
155d78485d
hex3c168da5

1008111013 has 8 divisors (see below), whose sum is σ = 1240752128. Its totient is φ = 797626224.

The previous prime is 1008111007. The next prime is 1008111017. The reversal of 1008111013 is 3101118001.

1008111013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1008111013 - 225 = 974556581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008111017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5538981 + ... + 5539162.

It is an arithmetic number, because the mean of its divisors is an integer number (155094016).

Almost surely, 21008111013 is an apocalyptic number.

1008111013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1008111013 is a deficient number, since it is larger than the sum of its proper divisors (232641115).

1008111013 is a wasteful number, since it uses less digits than its factorization.

1008111013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11078163.

The product of its (nonzero) digits is 24, while the sum is 16.

The square root of 1008111013 is about 31750.7639750605. The cubic root of 1008111013 is about 1002.6963939251.

Adding to 1008111013 its reverse (3101118001), we get a palindrome (4109229014).

The spelling of 1008111013 in words is "one billion, eight million, one hundred eleven thousand, thirteen".

Divisors: 1 7 13 91 11078143 77547001 144015859 1008111013