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12500015201 = 89147195479
BaseRepresentation
bin10111010010000111…
…10001100001100001
31012021010222120020222
423221003301201201
5201100000441301
65424210412425
7621522243002
oct135103614141
935233876228
1012500015201
115334a29483
12250a291115
1312429237cb
148681b91a9
154d25dd31b
hex2e90f1861

12500015201 has 8 divisors (see below), whose sum is σ = 12649190400. Its totient is φ = 12351034080.

The previous prime is 12500015191. The next prime is 12500015233. The reversal of 12500015201 is 10251000521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12500015201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12500015201.

It is not an unprimeable number, because it can be changed into a prime (12500015401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83180 + ... + 178658.

It is an arithmetic number, because the mean of its divisors is an integer number (1581148800).

Almost surely, 212500015201 is an apocalyptic number.

It is an amenable number.

12500015201 is a deficient number, since it is larger than the sum of its proper divisors (149175199).

12500015201 is an equidigital number, since it uses as much as digits as its factorization.

12500015201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97039.

The product of its (nonzero) digits is 100, while the sum is 17.

Adding to 12500015201 its reverse (10251000521), we get a palindrome (22751015722).

The spelling of 12500015201 in words is "twelve billion, five hundred million, fifteen thousand, two hundred one".

Divisors: 1 89 1471 95479 130919 8497631 140449609 12500015201