Search a number
-
+
272886031 = 11109322697
BaseRepresentation
bin10000010000111…
…110100100001111
3201000111001021001
4100100332210033
51024324323111
643024521131
76522331045
oct2020764417
9630431231
10272886031
11130045350
12774801a7
13446c6632
1428356395
1518e551c1
hex1043e90f

272886031 has 8 divisors (see below), whose sum is σ = 297979344. Its totient is φ = 247840320.

The previous prime is 272886013. The next prime is 272886049. The reversal of 272886031 is 130688272.

It is an interprime number because it is at equal distance from previous prime (272886013) and next prime (272886049).

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 272886031 - 27 = 272885903 is a prime.

It is a super-2 number, since 2×2728860312 = 148933571829865922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272886011) 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, 675 + ... + 23371.

It is an arithmetic number, because the mean of its divisors is an integer number (37247418).

Almost surely, 2272886031 is an apocalyptic number.

272886031 is a deficient number, since it is larger than the sum of its proper divisors (25093313).

272886031 is a wasteful number, since it uses less digits than its factorization.

272886031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23801.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 272886031 is about 16519.2624230018. The cubic root of 272886031 is about 648.6251262779.

The spelling of 272886031 in words is "two hundred seventy-two million, eight hundred eighty-six thousand, thirty-one".

Divisors: 1 11 1093 12023 22697 249667 24807821 272886031