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272160553 = 74263431
BaseRepresentation
bin10000001110001…
…101011100101001
3200222010012002111
4100032031130221
51024133114203
643001202321
76513220000
oct2016153451
9628105074
10272160553
1112a69a285
12771903a1
1344501362
1428207c37
1518d6026d
hex1038d729

272160553 has 20 divisors (see below), whose sum is σ = 319448448. Its totient is φ = 231854280.

The previous prime is 272160547. The next prime is 272160607. The reversal of 272160553 is 355061272.

It is not a de Polignac number, because 272160553 - 25 = 272160521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (272160523) 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 19 ways as a sum of consecutive naturals, for example, 631248 + ... + 631678.

Almost surely, 2272160553 is an apocalyptic number.

It is an amenable number.

272160553 is a deficient number, since it is larger than the sum of its proper divisors (47287895).

272160553 is an frugal number, since it uses more digits than its factorization.

272160553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 272160553 is about 16497.2892621788. The cubic root of 272160553 is about 648.0498178752.

The spelling of 272160553 in words is "two hundred seventy-two million, one hundred sixty thousand, five hundred fifty-three".

Divisors: 1 7 49 263 343 431 1841 2401 3017 12887 21119 90209 113353 147833 631463 793471 1034831 5554297 38880079 272160553