Search a number
-
+
270682231 = 823328897
BaseRepresentation
bin10000001000100…
…100100001110111
3200212100002012211
4100020210201313
51023243312411
642505354251
76464522011
oct2010444167
9625302184
10270682231
1112987a626
1276798987
1344104501
1427d411b1
1518b6c221
hex10224877

270682231 has 4 divisors (see below), whose sum is σ = 271011952. Its totient is φ = 270352512.

The previous prime is 270682199. The next prime is 270682241. The reversal of 270682231 is 132286072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 270682231 - 25 = 270682199 is a prime.

It is a super-2 number, since 2×2706822312 = 146537740358274722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 270682193 and 270682202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270682241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163626 + ... + 165271.

It is an arithmetic number, because the mean of its divisors is an integer number (67752988).

Almost surely, 2270682231 is an apocalyptic number.

270682231 is a deficient number, since it is larger than the sum of its proper divisors (329721).

270682231 is an equidigital number, since it uses as much as digits as its factorization.

270682231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329720.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 270682231 is about 16452.4232561650. The cubic root of 270682231 is about 646.8743277113.

The spelling of 270682231 in words is "two hundred seventy million, six hundred eighty-two thousand, two hundred thirty-one".

Divisors: 1 823 328897 270682231