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135172348 = 22734491031
BaseRepresentation
bin10000000111010…
…01000011111100
3100102100110121021
420003221003330
5234101003343
621225113524
73230642323
oct1003510374
9312313537
10135172348
116a334a93
12393288a4
1322009b4c
1413d490ba
15bd010ed
hex80e90fc

135172348 has 24 divisors (see below), whose sum is σ = 240559200. Its totient is φ = 66447360.

The previous prime is 135172343. The next prime is 135172379. The reversal of 135172348 is 843271531.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135172343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130593 + ... + 131623.

It is an arithmetic number, because the mean of its divisors is an integer number (10023300).

Almost surely, 2135172348 is an apocalyptic number.

It is an amenable number.

135172348 is a deficient number, since it is larger than the sum of its proper divisors (105386852).

135172348 is a wasteful number, since it uses less digits than its factorization.

135172348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557 (or 1555 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 135172348 is about 11626.3643500451. The cubic root of 135172348 is about 513.2109955652.

The spelling of 135172348 in words is "one hundred thirty-five million, one hundred seventy-two thousand, three hundred forty-eight".

Divisors: 1 2 4 73 146 292 449 898 1031 1796 2062 4124 32777 65554 75263 131108 150526 301052 462919 925838 1851676 33793087 67586174 135172348