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12001210093 = 55912146523
BaseRepresentation
bin10110010110101001…
…11110111011101101
31010222101101122021201
423023110332323231
5144034302210333
65302511325501
7603254413465
oct131324767355
933871348251
1012001210093
1150a9408854
1223ab220891
131193499562
1481bc54ba5
154a390e17d
hex2cb53eeed

12001210093 has 4 divisors (see below), whose sum is σ = 12003362208. Its totient is φ = 11999057980.

The previous prime is 12001210049. The next prime is 12001210183. The reversal of 12001210093 is 39001210021.

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: 39001210021 = 75751520753.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12001210093 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 12001210093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001210003) 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, 1067671 + ... + 1078852.

It is an arithmetic number, because the mean of its divisors is an integer number (3000840552).

Almost surely, 212001210093 is an apocalyptic number.

It is an amenable number.

12001210093 is a deficient number, since it is larger than the sum of its proper divisors (2152115).

12001210093 is an equidigital number, since it uses as much as digits as its factorization.

12001210093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152114.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 12001210093 in words is "twelve billion, one million, two hundred ten thousand, ninety-three".

Divisors: 1 5591 2146523 12001210093