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14152031 = 43449733
BaseRepresentation
bin110101111111…
…000101011111
3222121222221022
4311333011133
512110331111
61223154355
7231201365
oct65770537
928558838
1014152031
117a966a3
1248a59bb
132c166aa
141c45635
1513982db
hexd7f15f

14152031 has 8 divisors (see below), whose sum is σ = 14533200. Its totient is φ = 13773312.

The previous prime is 14152013. The next prime is 14152049. The reversal of 14152031 is 13025141.

It is an interprime number because it is at equal distance from previous prime (14152013) and next prime (14152049).

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

It is a cyclic number.

It is not a de Polignac number, because 14152031 - 26 = 14151967 is a prime.

It is a super-2 number, since 2×141520312 = 400559962849922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14152001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18941 + ... + 19673.

It is an arithmetic number, because the mean of its divisors is an integer number (1816650).

Almost surely, 214152031 is an apocalyptic number.

14152031 is a deficient number, since it is larger than the sum of its proper divisors (381169).

14152031 is an equidigital number, since it uses as much as digits as its factorization.

14152031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 14152031 is about 3761.9185264968. The cubic root of 14152031 is about 241.8835072135.

Adding to 14152031 its reverse (13025141), we get a palindrome (27177172).

The spelling of 14152031 in words is "fourteen million, one hundred fifty-two thousand, thirty-one".

Divisors: 1 43 449 733 19307 31519 329117 14152031