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11254231 = 97157739
BaseRepresentation
bin101010111011…
…100111010111
3210011202220101
4222323213113
510340113411
61041114531
7164442112
oct52734727
923152811
1011254231
11639751a
123928a47
132440711
1416cd579
15ec48c1
hexabb9d7

11254231 has 8 divisors (see below), whose sum is σ = 11458160. Its totient is φ = 11052288.

The previous prime is 11254223. The next prime is 11254241. The reversal of 11254231 is 13245211.

11254231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11254231 - 23 = 11254223 is a prime.

It is a super-2 number, since 2×112542312 = 253315430802722, 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 = 11254199 and 11254208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11254241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14860 + ... + 15598.

It is an arithmetic number, because the mean of its divisors is an integer number (1432270).

Almost surely, 211254231 is an apocalyptic number.

11254231 is a deficient number, since it is larger than the sum of its proper divisors (203929).

11254231 is an equidigital number, since it uses as much as digits as its factorization.

11254231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993.

The product of its digits is 240, while the sum is 19.

The square root of 11254231 is about 3354.7326272000. The cubic root of 11254231 is about 224.0983239160.

Adding to 11254231 its reverse (13245211), we get a palindrome (24499442).

It can be divided in two parts, 1125 and 4231, that added together give a triangular number (5356 = T103).

The spelling of 11254231 in words is "eleven million, two hundred fifty-four thousand, two hundred thirty-one".

Divisors: 1 97 157 739 15229 71683 116023 11254231