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14519031 = 311342829
BaseRepresentation
bin110111011000…
…101011110111
31000022122100220
4313120223313
512204102111
61235105423
7234260352
oct67305367
930278326
1014519031
1182173aa
124a42273
133014757
141cdd299
15141be06
hexdd8af7

14519031 has 8 divisors (see below), whose sum is σ = 19530480. Its totient is φ = 9593472.

The previous prime is 14519017. The next prime is 14519039. The reversal of 14519031 is 13091541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14519031 - 29 = 14518519 is a prime.

It is a super-2 number, since 2×145190312 = 421604522357922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14518992 and 14519010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14519039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21076 + ... + 21753.

It is an arithmetic number, because the mean of its divisors is an integer number (2441310).

Almost surely, 214519031 is an apocalyptic number.

14519031 is a deficient number, since it is larger than the sum of its proper divisors (5011449).

14519031 is a wasteful number, since it uses less digits than its factorization.

14519031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42945.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 14519031 is about 3810.3846262549. The cubic root of 14519031 is about 243.9565843653.

The spelling of 14519031 in words is "fourteen million, five hundred nineteen thousand, thirty-one".

Divisors: 1 3 113 339 42829 128487 4839677 14519031