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12302487601 = 59208516739
BaseRepresentation
bin10110111010100100…
…10001000000110001
31011202101022010022221
423131102101000301
5200143414100401
65352433001041
7613603263535
oct133522210061
934671263287
1012302487601
115243485028
1224740b3181
131210a23981
14849c7bbc5
154c00c17a1
hex2dd491031

12302487601 has 4 divisors (see below), whose sum is σ = 12511004400. Its totient is φ = 12093970804.

The previous prime is 12302487577. The next prime is 12302487647. The reversal of 12302487601 is 10678420321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10678420321 = 59917827079.

It is not a de Polignac number, because 12302487601 - 25 = 12302487569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12302487661) 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, 104258311 + ... + 104258428.

It is an arithmetic number, because the mean of its divisors is an integer number (3127751100).

Almost surely, 212302487601 is an apocalyptic number.

It is an amenable number.

12302487601 is a deficient number, since it is larger than the sum of its proper divisors (208516799).

12302487601 is an equidigital number, since it uses as much as digits as its factorization.

12302487601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208516798.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 12302487601 in words is "twelve billion, three hundred two million, four hundred eighty-seven thousand, six hundred one".

Divisors: 1 59 208516739 12302487601