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270423 = 3230047
BaseRepresentation
bin1000010000001010111
3111201221200
41002001113
532123143
65443543
72204256
oct1020127
9451850
10270423
1117519a
121105b3
139611a
147079d
15551d3
hex42057

270423 has 6 divisors (see below), whose sum is σ = 390624. Its totient is φ = 180276.

The previous prime is 270421. The next prime is 270437. The reversal of 270423 is 324072.

It is a happy number.

It is not a de Polignac number, because 270423 - 21 = 270421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 270396 and 270405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15015 + ... + 15032.

It is an arithmetic number, because the mean of its divisors is an integer number (65104).

2270423 is an apocalyptic number.

270423 is a deficient number, since it is larger than the sum of its proper divisors (120201).

270423 is a wasteful number, since it uses less digits than its factorization.

270423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30053 (or 30050 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 270423 is about 520.0221149144. The cubic root of 270423 is about 64.6667759000. Note that the first 3 decimals are identical.

Adding to 270423 its reverse (324072), we get a palindrome (594495).

The spelling of 270423 in words is "two hundred seventy thousand, four hundred twenty-three", and thus it is an iban number.

Divisors: 1 3 9 30047 90141 270423