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12480848207 = 69471796581
BaseRepresentation
bin10111001111110101…
…01010000101001111
31012012210220210002022
423213322222011033
5201030044120312
65422243520355
7621200313362
oct134772520517
935183823068
1012480848207
115325127a93
1225039890bb
13123b9725a9
1486582a0d9
154d0aa4172
hex2e7eaa14f

12480848207 has 4 divisors (see below), whose sum is σ = 12482651736. Its totient is φ = 12479044680.

The previous prime is 12480848201. The next prime is 12480848213. The reversal of 12480848207 is 70284808421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70284808421 = 608211155601.

It is an interprime number because it is at equal distance from previous prime (12480848201) and next prime (12480848213).

It is a cyclic number.

It is not a de Polignac number, because 12480848207 - 212 = 12480844111 is a prime.

It is a super-2 number, since 2×124808482072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12480848201) 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, 891344 + ... + 905237.

It is an arithmetic number, because the mean of its divisors is an integer number (3120662934).

Almost surely, 212480848207 is an apocalyptic number.

12480848207 is a deficient number, since it is larger than the sum of its proper divisors (1803529).

12480848207 is an equidigital number, since it uses as much as digits as its factorization.

12480848207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803528.

The product of its (nonzero) digits is 229376, while the sum is 44.

The spelling of 12480848207 in words is "twelve billion, four hundred eighty million, eight hundred forty-eight thousand, two hundred seven".

Divisors: 1 6947 1796581 12480848207