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14472971 = 14879733
BaseRepresentation
bin110111001101…
…011100001011
31000020022011222
4313031130023
512201113341
61234112255
7234006152
oct67153413
930208158
1014472971
118195837
124a1b68b
132cc97b6
141cca599
15140d44b
hexdcd70b

14472971 has 4 divisors (see below), whose sum is σ = 14484192. Its totient is φ = 14461752.

The previous prime is 14472961. The next prime is 14472977. The reversal of 14472971 is 17927441.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 17927441 = 72561063.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14472971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14472977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3380 + ... + 6353.

It is an arithmetic number, because the mean of its divisors is an integer number (3621048).

Almost surely, 214472971 is an apocalyptic number.

14472971 is a deficient number, since it is larger than the sum of its proper divisors (11221).

14472971 is an equidigital number, since it uses as much as digits as its factorization.

14472971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220.

The product of its digits is 14112, while the sum is 35.

The square root of 14472971 is about 3804.3358158817. The cubic root of 14472971 is about 243.6983361028.

The spelling of 14472971 in words is "fourteen million, four hundred seventy-two thousand, nine hundred seventy-one".

Divisors: 1 1487 9733 14472971