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14077231 = 72011033
BaseRepresentation
bin110101101100…
…110100101111
3222111012022221
4311230310233
512100432411
61221420211
7230440330
oct65546457
928435287
1014077231
117a45483
12486a667
132bbb62c
141c26287
151381071
hexd6cd2f

14077231 has 4 divisors (see below), whose sum is σ = 16088272. Its totient is φ = 12066192.

The previous prime is 14077229. The next prime is 14077237. The reversal of 14077231 is 13277041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13277041 = 29457829.

It is a cyclic number.

It is not a de Polignac number, because 14077231 - 21 = 14077229 is a prime.

It is a super-2 number, since 2×140772312 = 396336865254722, 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 = 14077196 and 14077205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14077237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005510 + ... + 1005523.

It is an arithmetic number, because the mean of its divisors is an integer number (4022068).

Almost surely, 214077231 is an apocalyptic number.

14077231 is a deficient number, since it is larger than the sum of its proper divisors (2011041).

14077231 is an equidigital number, since it uses as much as digits as its factorization.

14077231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011040.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 14077231 is about 3751.9636192266. The cubic root of 14077231 is about 241.4565989560.

The spelling of 14077231 in words is "fourteen million, seventy-seven thousand, two hundred thirty-one".

Divisors: 1 7 2011033 14077231