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103234311140 = 2255161715557
BaseRepresentation
bin110000000100100111…
…1101001001111100100
3100212110120120101001012
41200021033221033210
53142410440424030
6115231501321352
710313146111022
oct1401117511744
9325416511035
10103234311140
113a866093a14
1218010b66258
13997290260c
144dd481b712
152a43164095
hex18093e93e4

103234311140 has 12 divisors (see below), whose sum is σ = 216792053436. Its totient is φ = 41293724448.

The previous prime is 103234311121. The next prime is 103234311151. The reversal of 103234311140 is 41113432301.

It can be written as a sum of positive squares in 2 ways, for example, as 49109219236 + 54125091904 = 221606^2 + 232648^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2580857759 + ... + 2580857798.

It is an arithmetic number, because the mean of its divisors is an integer number (18066004453).

Almost surely, 2103234311140 is an apocalyptic number.

103234311140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103234311140 is an abundant number, since it is smaller than the sum of its proper divisors (113557742296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103234311140 is a wasteful number, since it uses less digits than its factorization.

103234311140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161715566 (or 5161715564 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 103234311140 its reverse (41113432301), we get a palindrome (144347743441).

The spelling of 103234311140 in words is "one hundred three billion, two hundred thirty-four million, three hundred eleven thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 5161715557 10323431114 20646862228 25808577785 51617155570 103234311140