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103082311 = 307467719
BaseRepresentation
bin1100010010011…
…10100101000111
321011222010100101
412021032211013
5202342113221
614121224531
72361120343
oct611164507
9234863311
10103082311
11532072a2
122a632147
1318482767
14d994623
1590b2d91
hex624e947

103082311 has 8 divisors (see below), whose sum is σ = 103783680. Its totient is φ = 102383928.

The previous prime is 103082267. The next prime is 103082359. The reversal of 103082311 is 113280301.

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 103082311 - 217 = 102951239 is a prime.

It is a super-3 number, since 3×1030823113 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103082411) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 143010 + ... + 143728.

It is an arithmetic number, because the mean of its divisors is an integer number (12972960).

Almost surely, 2103082311 is an apocalyptic number.

103082311 is a deficient number, since it is larger than the sum of its proper divisors (701369).

103082311 is an equidigital number, since it uses as much as digits as its factorization.

103082311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 103082311 is about 10152.9459271681. The cubic root of 103082311 is about 468.8796477888.

The spelling of 103082311 in words is "one hundred three million, eighty-two thousand, three hundred eleven".

Divisors: 1 307 467 719 143369 220733 335773 103082311