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14190830 = 251419083
BaseRepresentation
bin110110001000…
…100011101110
3222200222011022
4312020203232
512113101310
61224054142
7231422453
oct66104356
928628138
1014190830
118012865
124904352
132c2b254
141c5582a
1513a4a55
hexd888ee

14190830 has 8 divisors (see below), whose sum is σ = 25543512. Its totient is φ = 5676328.

The previous prime is 14190823. The next prime is 14190833. The reversal of 14190830 is 3809141.

14190830 is digitally balanced in base 2, 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 super-3 number, since 3×141908303 (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14190830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14190833) 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, 709532 + ... + 709551.

It is an arithmetic number, because the mean of its divisors is an integer number (3192939).

Almost surely, 214190830 is an apocalyptic number.

14190830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14190830 is a deficient number, since it is larger than the sum of its proper divisors (11352682).

14190830 is a wasteful number, since it uses less digits than its factorization.

14190830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419090.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 14190830 is about 3767.0718071202. The cubic root of 14190830 is about 242.1043536015.

Adding to 14190830 its reverse (3809141), we get a palindrome (17999971).

The spelling of 14190830 in words is "fourteen million, one hundred ninety thousand, eight hundred thirty".

Divisors: 1 2 5 10 1419083 2838166 7095415 14190830