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14212471 = 713473323
BaseRepresentation
bin110110001101…
…110101110111
3222202001211211
4312031311313
512114244341
61224342251
7231542530
oct66156567
928661754
1014212471
118028049
124914987
132c38060
141c5d687
1513ab181
hexd8dd77

14212471 has 16 divisors (see below), whose sum is σ = 17869824. Its totient is φ = 11002464.

The previous prime is 14212463. The next prime is 14212487. The reversal of 14212471 is 17421241.

It is a cyclic number.

It is not a de Polignac number, because 14212471 - 23 = 14212463 is a prime.

It is a super-3 number, since 3×142124713 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14212411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2616 + ... + 5938.

It is an arithmetic number, because the mean of its divisors is an integer number (1116864).

Almost surely, 214212471 is an apocalyptic number.

14212471 is a deficient number, since it is larger than the sum of its proper divisors (3657353).

14212471 is a wasteful number, since it uses less digits than its factorization.

14212471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3390.

The product of its digits is 448, while the sum is 22.

The square root of 14212471 is about 3769.9431030189. The cubic root of 14212471 is about 242.2273607176.

The spelling of 14212471 in words is "fourteen million, two hundred twelve thousand, four hundred seventy-one".

Divisors: 1 7 13 47 91 329 611 3323 4277 23261 43199 156181 302393 1093267 2030353 14212471