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12255300001 = 728320293049
BaseRepresentation
bin10110110100111100…
…10000100110100001
31011122002111202010001
423122132100212201
5200044324100001
65344025340001
7612461221420
oct133236204641
934562452101
1012255300001
11521988530a
122460337601
131204011709
148438b72b7
154bada0001
hex2da7909a1

12255300001 has 16 divisors (see below), whose sum is σ = 14067088000. Its totient is φ = 10458834048.

The previous prime is 12255299971. The next prime is 12255300007. The reversal of 12255300001 is 10000355221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12255300001 is a prime.

It is a super-2 number, since 2×122553000012 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12255300007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4017925 + ... + 4020973.

It is an arithmetic number, because the mean of its divisors is an integer number (879193000).

Almost surely, 212255300001 is an apocalyptic number.

It is an amenable number.

12255300001 is a deficient number, since it is larger than the sum of its proper divisors (1811787999).

12255300001 is a wasteful number, since it uses less digits than its factorization.

12255300001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5368.

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 12255300001 its reverse (10000355221), we get a palindrome (22255655222).

The spelling of 12255300001 in words is "twelve billion, two hundred fifty-five million, three hundred thousand, one".

Divisors: 1 7 283 1981 2029 3049 14203 21343 574207 862867 4019449 6040069 6186421 43304947 1750757143 12255300001