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14311386 = 232795077
BaseRepresentation
bin110110100101…
…111111011010
3222221002112100
4312211333122
512130431021
61230424230
7232434105
oct66457732
928832470
1014311386
1180953a1
124962076
132c7109b
141c8773c
1513ca626
hexda5fda

14311386 has 12 divisors (see below), whose sum is σ = 31008042. Its totient is φ = 4770456.

The previous prime is 14311361. The next prime is 14311387. The reversal of 14311386 is 68311341.

It can be written as a sum of positive squares in only one way, i.e., 14175225 + 136161 = 3765^2 + 369^2 .

It is not an unprimeable number, because it can be changed into a prime (14311387) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 397521 + ... + 397556.

Almost surely, 214311386 is an apocalyptic number.

14311386 is an abundant number, since it is smaller than the sum of its proper divisors (16696656).

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

14311386 is a wasteful number, since it uses less digits than its factorization.

14311386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795085 (or 795082 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 14311386 is about 3783.0392543562. The cubic root of 14311386 is about 242.7880079697.

The spelling of 14311386 in words is "fourteen million, three hundred eleven thousand, three hundred eighty-six".

Divisors: 1 2 3 6 9 18 795077 1590154 2385231 4770462 7155693 14311386