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14245906 = 27122953
BaseRepresentation
bin110110010110…
…000000010010
3222210202201011
4312112000102
512121332111
61225201134
7232042153
oct66260022
928722634
1014245906
118050184
1249301aa
132c4a33c
141c6b92a
1513b6021
hexd96012

14245906 has 4 divisors (see below), whose sum is σ = 21368862. Its totient is φ = 7122952.

The previous prime is 14245897. The next prime is 14245919. The reversal of 14245906 is 60954241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60954241 = 467130523.

It can be written as a sum of positive squares in only one way, i.e., 13024881 + 1221025 = 3609^2 + 1105^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3561475 + ... + 3561478.

Almost surely, 214245906 is an apocalyptic number.

14245906 is a deficient number, since it is larger than the sum of its proper divisors (7122956).

14245906 is an equidigital number, since it uses as much as digits as its factorization.

14245906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122955.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 14245906 is about 3774.3749151350. The cubic root of 14245906 is about 242.4171595030.

It can be divided in two parts, 14245 and 906, that added together give a palindrome (15151).

The spelling of 14245906 in words is "fourteen million, two hundred forty-five thousand, nine hundred six".

Divisors: 1 2 7122953 14245906