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272550141 = 3230283349
BaseRepresentation
bin10000001111101…
…100100011111101
3200222211222111200
4100033230203331
51024233101031
643013410113
76516431553
oct2017544375
9628758450
10272550141
1112a935a56
1277339939
1344609796
14282a9bd3
1518dda8e6
hex103ec8fd

272550141 has 6 divisors (see below), whose sum is σ = 393683550. Its totient is φ = 181700088.

The previous prime is 272550101. The next prime is 272550143. The reversal of 272550141 is 141055272.

272550141 is a `hidden beast` number, since 2 + 72 + 550 + 1 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 254530116 + 18020025 = 15954^2 + 4245^2 .

It is not a de Polignac number, because 272550141 - 211 = 272548093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272550143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15141666 + ... + 15141683.

It is an arithmetic number, because the mean of its divisors is an integer number (65613925).

Almost surely, 2272550141 is an apocalyptic number.

It is an amenable number.

272550141 is a deficient number, since it is larger than the sum of its proper divisors (121133409).

272550141 is a wasteful number, since it uses less digits than its factorization.

272550141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30283355 (or 30283352 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 272550141 is about 16509.0926764617. The cubic root of 272550141 is about 648.3588904147.

It can be divided in two parts, 272550 and 141, that added together give a triangular number (272691 = T738).

The spelling of 272550141 in words is "two hundred seventy-two million, five hundred fifty thousand, one hundred forty-one".

Divisors: 1 3 9 30283349 90850047 272550141