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BaseRepresentation
bin10000010000000…
…111110011101110
3201000001122121001
4100100013303232
51024300133432
643020030514
76520405123
oct2020076356
9630048531
10272661742
1112aa01891
127739243a
1344648512
14282d874a
1518e0d9e7
hex10407cee

272661742 has 16 divisors (see below), whose sum is σ = 455844240. Its totient is φ = 121557888.

The previous prime is 272661689. The next prime is 272661749. The reversal of 272661742 is 247166272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272661749) 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 7 ways as a sum of consecutive naturals, for example, 210393 + ... + 211684.

It is an arithmetic number, because the mean of its divisors is an integer number (28490265).

Almost surely, 2272661742 is an apocalyptic number.

272661742 is a deficient number, since it is larger than the sum of its proper divisors (183182498).

272661742 is a wasteful number, since it uses less digits than its factorization.

272661742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422115.

The product of its digits is 56448, while the sum is 37.

The square root of 272661742 is about 16512.4723164037. The cubic root of 272661742 is about 648.4473727595.

The spelling of 272661742 in words is "two hundred seventy-two million, six hundred sixty-one thousand, seven hundred forty-two".