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12404161354724 = 226414837816441
BaseRepresentation
bin1011010010000001000110…
…1000011001101111100100
31121220211022022222012022022
42310200101220121233210
53111212210301322344
642214220522322312
72420112452601026
oct264402150315744
947824268865268
1012404161354724
113a52636788637
121484014659398
136bc9271c58a9
1430c5166d8016
151679d9d130ee
hexb4811a19be4

12404161354724 has 12 divisors (see below), whose sum is σ = 21741147090348. Its totient is φ = 6192405043200.

The previous prime is 12404161354667. The next prime is 12404161354729. The reversal of 12404161354724 is 42745316140421.

It can be written as a sum of positive squares in 2 ways, for example, as 6684458626624 + 5719702728100 = 2585432^2 + 2391590^2 .

It is not an unprimeable number, because it can be changed into a prime (12404161354729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2418905657 + ... + 2418910784.

It is an arithmetic number, because the mean of its divisors is an integer number (1811762257529).

Almost surely, 212404161354724 is an apocalyptic number.

It is an amenable number.

12404161354724 is a deficient number, since it is larger than the sum of its proper divisors (9336985735624).

12404161354724 is a wasteful number, since it uses less digits than its factorization.

12404161354724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837817086 (or 4837817084 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 12404161354724 in words is "twelve trillion, four hundred four billion, one hundred sixty-one million, three hundred fifty-four thousand, seven hundred twenty-four".

Divisors: 1 2 4 641 1282 2564 4837816441 9675632882 19351265764 3101040338681 6202080677362 12404161354724