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14971480164 = 2232203932
BaseRepresentation
bin11011111000101111…
…01010100001100100
31102122101110222211100
431330113222201210
5221130144331124
610513334440100
71040002324134
oct157427524144
942571428740
1014971480164
116393012703
122a99b03030
131547971a04
14a2051cac4
155c957e1c9
hex37c5ea864

14971480164 has 27 divisors (see below), whose sum is σ = 37846430713. Its totient is φ = 4990248672.

The previous prime is 14971480129. The next prime is 14971480169. The reversal of 14971480164 is 46108417941.

The square root of 14971480164 is 122358.

It is a perfect power (a square), and thus also a powerful number.

14971480164 is a `hidden beast` number, since 1 + 4 + 9 + 7 + 1 + 480 + 164 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8083808100 + 6887672064 = 89910^2 + 82992^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14971480169) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 723952 + ... + 744344.

Almost surely, 214971480164 is an apocalyptic number.

14971480164 is the 122358-th square number.

It is an amenable number.

14971480164 is an abundant number, since it is smaller than the sum of its proper divisors (22874950549).

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

14971480164 is an frugal number, since it uses more digits than its factorization.

14971480164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40796 (or 20398 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 14971480164 in words is "fourteen billion, nine hundred seventy-one million, four hundred eighty thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 20393 40786 61179 81572 122358 183537 244716 367074 734148 415874449 831748898 1247623347 1663497796 2495246694 3742870041 4990493388 7485740082 14971480164