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12094379653 = 79491521497
BaseRepresentation
bin10110100001110000…
…11001011010000101
31011012212201010220011
423100320121122011
5144232130122103
65320040310221
7605465350036
oct132070313205
934185633804
1012094379653
115146a64494
122416472371
1311a988b085
1482a388a8d
154abbb4d6d
hex2d0e19685

12094379653 has 4 divisors (see below), whose sum is σ = 12095909100. Its totient is φ = 12092850208.

The previous prime is 12094379641. The next prime is 12094379663. The reversal of 12094379653 is 35697349021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7120321924 + 4974057729 = 84382^2 + 70527^2 .

It is a cyclic number.

It is not a de Polignac number, because 12094379653 - 25 = 12094379621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12094379597 and 12094379606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12094379603) 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, 752800 + ... + 768697.

It is an arithmetic number, because the mean of its divisors is an integer number (3023977275).

Almost surely, 212094379653 is an apocalyptic number.

It is an amenable number.

12094379653 is a deficient number, since it is larger than the sum of its proper divisors (1529447).

12094379653 is an equidigital number, since it uses as much as digits as its factorization.

12094379653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529446.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 12094379653 in words is "twelve billion, ninety-four million, three hundred seventy-nine thousand, six hundred fifty-three".

Divisors: 1 7949 1521497 12094379653