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14190423 = 31332153
BaseRepresentation
bin110110001000…
…011101010111
3222200221121020
4312020131113
512113043143
61224052223
7231421332
oct66103527
928627536
1014190423
118012525
124904073
132c2b000
141c55619
1513a4883
hexd88757

14190423 has 16 divisors (see below), whose sum is σ = 20506080. Its totient is φ = 8728512.

The previous prime is 14190409. The next prime is 14190437. The reversal of 14190423 is 32409141.

It is an interprime number because it is at equal distance from previous prime (14190409) and next prime (14190437).

It is not a de Polignac number, because 14190423 - 221 = 12093271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14190393 and 14190402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14190403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5515 + ... + 7667.

It is an arithmetic number, because the mean of its divisors is an integer number (1281630).

Almost surely, 214190423 is an apocalyptic number.

14190423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14190423 is a deficient number, since it is larger than the sum of its proper divisors (6315657).

14190423 is an equidigital number, since it uses as much as digits as its factorization.

14190423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195 (or 2169 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 14190423 is about 3767.0177859946. The cubic root of 14190423 is about 242.1020390220.

Adding to 14190423 its reverse (32409141), we get a palindrome (46599564).

The spelling of 14190423 in words is "fourteen million, one hundred ninety thousand, four hundred twenty-three".

Divisors: 1 3 13 39 169 507 2153 2197 6459 6591 27989 83967 363857 1091571 4730141 14190423