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14102514 = 232783473
BaseRepresentation
bin110101110010…
…111111110010
3222112111000100
4311302333302
512102240024
61222133230
7230604126
oct65627762
928474010
1014102514
117a62478
124881216
132bc9caa
141c31586
1513887c9
hexd72ff2

14102514 has 12 divisors (see below), whose sum is σ = 30555486. Its totient is φ = 4700832.

The previous prime is 14102509. The next prime is 14102521. The reversal of 14102514 is 41520141.

14102514 is a `hidden beast` number, since 1 + 410 + 251 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13068225 + 1034289 = 3615^2 + 1017^2 .

It is a super-2 number, since 2×141025142 = 397761802240392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 783473 = 14102514 / (1 + 4 + 1 + 0 + 2 + 5 + 1 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 391719 + ... + 391754.

Almost surely, 214102514 is an apocalyptic number.

14102514 is an abundant number, since it is smaller than the sum of its proper divisors (16452972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14102514 is a wasteful number, since it uses less digits than its factorization.

14102514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783481 (or 783478 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 14102514 is about 3755.3314101421. The cubic root of 14102514 is about 241.6010661949.

Adding to 14102514 its reverse (41520141), we get a palindrome (55622655).

The spelling of 14102514 in words is "fourteen million, one hundred two thousand, five hundred fourteen".

Divisors: 1 2 3 6 9 18 783473 1566946 2350419 4700838 7051257 14102514