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1352838632825 = 5254113545313
BaseRepresentation
bin10011101011111011011…
…101110101010101111001
311210022220122120010001002
4103223323131311111321
5134131103142222300
62513252510534345
7166511413434521
oct23537335652571
94708818503032
101352838632825
1148181015a089
1219a232b073b5
139a758c9c854
1449698cb8681
15252ccad65d5
hex13afb775579

1352838632825 has 6 divisors (see below), whose sum is σ = 1677519904734. Its totient is φ = 1082270906240.

The previous prime is 1352838632771. The next prime is 1352838632851. The reversal of 1352838632825 is 5282368382531.

It can be written as a sum of positive squares in 3 ways, for example, as 65274118144 + 1287564514681 = 255488^2 + 1134709^2 .

It is a de Polignac number, because none of the positive numbers 2k-1352838632825 is a prime.

It is a super-4 number, since 4×13528386328254 (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27056772632 + ... + 27056772681.

It is an arithmetic number, because the mean of its divisors is an integer number (279586650789).

Almost surely, 21352838632825 is an apocalyptic number.

It is an amenable number.

1352838632825 is a deficient number, since it is larger than the sum of its proper divisors (324681271909).

1352838632825 is an equidigital number, since it uses as much as digits as its factorization.

1352838632825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54113545323 (or 54113545318 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 56.

The spelling of 1352838632825 in words is "one trillion, three hundred fifty-two billion, eight hundred thirty-eight million, six hundred thirty-two thousand, eight hundred twenty-five".

Divisors: 1 5 25 54113545313 270567726565 1352838632825