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182132249 = 1327975009
BaseRepresentation
bin10101101101100…
…01111000011001
3110200201021110212
422312301320121
5333111212444
630023420505
74341045545
oct1266617031
9420637425
10182132249
1193899722
1250bb4735
132b96c580
141a290a25
1510eca19e
hexadb1e19

182132249 has 8 divisors (see below), whose sum is σ = 196251720. Its totient is φ = 168028416.

The previous prime is 182132231. The next prime is 182132257. The reversal of 182132249 is 942231281.

It can be written as a sum of positive squares in 4 ways, for example, as 16752649 + 165379600 = 4093^2 + 12860^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 182132249 - 28 = 182131993 is a prime.

It is a super-2 number, since 2×1821322492 = 66344312251596002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (182132149) 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, 33857 + ... + 38865.

It is an arithmetic number, because the mean of its divisors is an integer number (24531465).

Almost surely, 2182132249 is an apocalyptic number.

It is an amenable number.

182132249 is a deficient number, since it is larger than the sum of its proper divisors (14119471).

182132249 is a wasteful number, since it uses less digits than its factorization.

182132249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7819.

The product of its digits is 6912, while the sum is 32.

The square root of 182132249 is about 13495.6381471941. The cubic root of 182132249 is about 566.8423416494.

The spelling of 182132249 in words is "one hundred eighty-two million, one hundred thirty-two thousand, two hundred forty-nine".

Divisors: 1 13 2797 5009 36361 65117 14010173 182132249