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14622023 = 1317109607
BaseRepresentation
bin110111110001…
…110101000111
31000111212122102
4313301311013
512220401043
61241222315
7235166543
oct67616507
930455572
1014622023
118287819
124a9199b
13304c5b0
141d28a23
15143c6b8
hexdf1d47

14622023 has 16 divisors (see below), whose sum is σ = 16853760. Its totient is φ = 12566016.

The previous prime is 14622017. The next prime is 14622059. The reversal of 14622023 is 32022641.

It is a cyclic number.

It is not a de Polignac number, because 14622023 - 212 = 14617927 is a prime.

It is a super-2 number, since 2×146220232 = 427607113225058, 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 = 14621986 and 14622004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14627023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23786 + ... + 24392.

It is an arithmetic number, because the mean of its divisors is an integer number (1053360).

Almost surely, 214622023 is an apocalyptic number.

14622023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14622023 is a deficient number, since it is larger than the sum of its proper divisors (2231737).

14622023 is a wasteful number, since it uses less digits than its factorization.

14622023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 14622023 is about 3823.8753902291. The cubic root of 14622023 is about 244.5320681198.

Adding to 14622023 its reverse (32022641), we get a palindrome (46644664).

The spelling of 14622023 in words is "fourteen million, six hundred twenty-two thousand, twenty-three".

Divisors: 1 13 17 109 221 607 1417 1853 7891 10319 24089 66163 134147 860119 1124771 14622023