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755134385 = 5192418357
BaseRepresentation
bin101101000000100…
…110111110110001
31221121220210122012
4231000212332301
53021303300020
6202533052305
724466351655
oct5500467661
91847823565
10755134385
11358287705
12190a87095
13c05a47a5
147240aa65
15464637c5
hex2d026fb1

755134385 has 12 divisors (see below), whose sum is σ = 956366388. Its totient is φ = 572311008.

The previous prime is 755134357. The next prime is 755134439. The reversal of 755134385 is 583431557.

755134385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 153462544 + 601671841 = 12388^2 + 24529^2 .

It is not a de Polignac number, because 755134385 - 212 = 755130289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207374 + ... + 210983.

It is an arithmetic number, because the mean of its divisors is an integer number (79697199).

Almost surely, 2755134385 is an apocalyptic number.

It is an amenable number.

755134385 is a deficient number, since it is larger than the sum of its proper divisors (201232003).

755134385 is a wasteful number, since it uses less digits than its factorization.

755134385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418400 (or 418381 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 755134385 is about 27479.7086047141. The cubic root of 755134385 is about 910.6288713493.

The spelling of 755134385 in words is "seven hundred fifty-five million, one hundred thirty-four thousand, three hundred eighty-five".

Divisors: 1 5 19 95 361 1805 418357 2091785 7948783 39743915 151026877 755134385