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1020131341 = 65910611459
BaseRepresentation
bin111100110011011…
…111100000001101
32122002120001010021
4330303133200031
54042123200331
6245120542141
734164654565
oct7463374015
92562501107
101020131341
11483923859
12245781951
13133468318
14996abda5
155e85b211
hex3ccdf80d

1020131341 has 8 divisors (see below), whose sum is σ = 1023343200. Its totient is φ = 1016925840.

The previous prime is 1020131317. The next prime is 1020131383. The reversal of 1020131341 is 1431310201.

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 1020131341 - 25 = 1020131309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020131311) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 698470 + ... + 699928.

It is an arithmetic number, because the mean of its divisors is an integer number (127917900).

Almost surely, 21020131341 is an apocalyptic number.

It is an amenable number.

1020131341 is a deficient number, since it is larger than the sum of its proper divisors (3211859).

1020131341 is a wasteful number, since it uses less digits than its factorization.

1020131341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1020131341 is about 31939.4950022695. The cubic root of 1020131341 is about 1006.6659138604.

Adding to 1020131341 its reverse (1431310201), we get a palindrome (2451441542).

The spelling of 1020131341 in words is "one billion, twenty million, one hundred thirty-one thousand, three hundred forty-one".

Divisors: 1 659 1061 1459 699199 961481 1547999 1020131341