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272274233 = 72111074721
BaseRepresentation
bin10000001110101…
…001001100111001
3200222022222000212
4100032221030321
51024200233413
643003440505
76514202300
oct2016511471
9628288025
10272274233
1112a767730
1277226135
134454101a
1428237437
1518d83ca8
hex103a9339

272274233 has 24 divisors (see below), whose sum is σ = 348823584. Its totient is φ = 210134400.

The previous prime is 272274221. The next prime is 272274239. The reversal of 272274233 is 332472272.

It is not a de Polignac number, because 272274233 - 216 = 272208697 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 272274233.

It is not an unprimeable number, because it can be changed into a prime (272274239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55313 + ... + 60033.

It is an arithmetic number, because the mean of its divisors is an integer number (14534316).

Almost surely, 2272274233 is an apocalyptic number.

It is an amenable number.

272274233 is a deficient number, since it is larger than the sum of its proper divisors (76549351).

272274233 is a wasteful number, since it uses less digits than its factorization.

272274233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4853 (or 4846 counting only the distinct ones).

The product of its digits is 28224, while the sum is 32.

The square root of 272274233 is about 16500.7343169933. The cubic root of 272274233 is about 648.1400342905.

The spelling of 272274233 in words is "two hundred seventy-two million, two hundred seventy-four thousand, two hundred thirty-three".

Divisors: 1 7 11 49 77 107 539 749 1177 4721 5243 8239 33047 51931 57673 231329 363517 505147 2544619 3536029 5556617 24752203 38896319 272274233