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1353120055 = 57219215299
BaseRepresentation
bin101000010100110…
…1111100100110111
310111022010121202121
41100221233210313
510232344320210
6342134020411
745350221300
oct12051574467
93438117677
101353120055
1163488a141
123191a7707
13187446571
14cb9cb7a7
157dbd46da
hex50a6f937

1353120055 has 36 divisors (see below), whose sum is σ = 1993620600. Its totient is φ = 878961888.

The previous prime is 1353120047. The next prime is 1353120071. The reversal of 1353120055 is 5500213531.

It is not a de Polignac number, because 1353120055 - 23 = 1353120047 is a prime.

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 80796 + ... + 96094.

It is an arithmetic number, because the mean of its divisors is an integer number (55378350).

Almost surely, 21353120055 is an apocalyptic number.

1353120055 is a deficient number, since it is larger than the sum of its proper divisors (640500545).

1353120055 is a wasteful number, since it uses less digits than its factorization.

1353120055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15356 (or 15330 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 1353120055 is about 36784.7802086678. The cubic root of 1353120055 is about 1106.0602301227.

Adding to 1353120055 its reverse (5500213531), we get a palindrome (6853333586).

The spelling of 1353120055 in words is "one billion, three hundred fifty-three million, one hundred twenty thousand, fifty-five".

Divisors: 1 5 7 19 35 49 95 133 245 361 665 931 1805 2527 4655 12635 15299 17689 76495 88445 107093 290681 535465 749651 1453405 2034767 3748255 5522939 10173835 14243369 27614695 38660573 71216845 193302865 270624011 1353120055