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1002331011 = 31130373667
BaseRepresentation
bin111011101111100…
…101101110000011
32120212001200122210
4323233211232003
54023044043021
6243243233203
733560446563
oct7357455603
92525050583
101002331011
11474876140
1223b818803
1312c875196
1497196da3
155cee1e76
hex3bbe5b83

1002331011 has 8 divisors (see below), whose sum is σ = 1457936064. Its totient is φ = 607473320.

The previous prime is 1002331009. The next prime is 1002331013. The reversal of 1002331011 is 1101332001.

It is an interprime number because it is at equal distance from previous prime (1002331009) and next prime (1002331013).

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 1002331011 - 21 = 1002331009 is a prime.

It is a super-2 number, since 2×10023310112 = 2009334911224564242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002331013) 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, 15186801 + ... + 15186866.

It is an arithmetic number, because the mean of its divisors is an integer number (182242008).

Almost surely, 21002331011 is an apocalyptic number.

1002331011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1002331011 is a deficient number, since it is larger than the sum of its proper divisors (455605053).

1002331011 is a wasteful number, since it uses less digits than its factorization.

1002331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30373681.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1002331011 is about 31659.6116684965. The cubic root of 1002331011 is about 1000.7764007126.

Adding to 1002331011 its reverse (1101332001), we get a palindrome (2103663012).

The spelling of 1002331011 in words is "one billion, two million, three hundred thirty-one thousand, eleven".

Divisors: 1 3 11 33 30373667 91121001 334110337 1002331011