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1352050405 = 55325120327
BaseRepresentation
bin101000010010110…
…1010011011100101
310111020010021110221
41100211222123211
510232111103110
6342055044341
745335144626
oct12045523345
93436107427
101352050405
11634219532
123189706b1
13187160734
14cb7cda4d
157da727da
hex5096a6e5

1352050405 has 16 divisors (see below), whose sum is σ = 1659740544. Its totient is φ = 1056952000.

The previous prime is 1352050391. The next prime is 1352050433. The reversal of 1352050405 is 5040502531.

It is not a de Polignac number, because 1352050405 - 223 = 1343661797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1352050405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56352 + ... + 76678.

It is an arithmetic number, because the mean of its divisors is an integer number (103733784).

Almost surely, 21352050405 is an apocalyptic number.

It is an amenable number.

1352050405 is a deficient number, since it is larger than the sum of its proper divisors (307690139).

1352050405 is a wasteful number, since it uses less digits than its factorization.

1352050405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20636.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1352050405 is about 36770.2380329527. The cubic root of 1352050405 is about 1105.7687040785.

Adding to 1352050405 its reverse (5040502531), we get a palindrome (6392552936).

The spelling of 1352050405 in words is "one billion, three hundred fifty-two million, fifty thousand, four hundred five".

Divisors: 1 5 53 251 265 1255 13303 20327 66515 101635 1077331 5102077 5386655 25510385 270410081 1352050405