Base | Representation |
---|---|
bin | 1011100011101001110001… |
… | …1010011011001001111101 |
3 | 1122222210100020220201122120 |
4 | 2320322130122123021331 |
5 | 3131143204140343422 |
6 | 43005324531233153 |
7 | 2451026466021141 |
oct | 270723432331175 |
9 | 48883306821576 |
10 | 12707137434237 |
11 | 405a080897484 |
12 | 151288a7487b9 |
13 | 71237c781c9c |
14 | 31d058bb7221 |
15 | 17081d8dd45c |
hex | b8e9c69b27d |
12707137434237 has 4 divisors (see below), whose sum is σ = 16942849912320. Its totient is φ = 8471424956156.
The previous prime is 12707137434157. The next prime is 12707137434247. The reversal of 12707137434237 is 73243473170721.
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.
It is a cyclic number.
It is not a de Polignac number, because 12707137434237 - 220 = 12707136385661 is a prime.
It is a super-2 number, since 2×127071374342372 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12707137434237.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12707137434247) 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, 2117856239037 + ... + 2117856239042.
It is an arithmetic number, because the mean of its divisors is an integer number (4235712478080).
Almost surely, 212707137434237 is an apocalyptic number.
It is an amenable number.
12707137434237 is a deficient number, since it is larger than the sum of its proper divisors (4235712478083).
12707137434237 is an equidigital number, since it uses as much as digits as its factorization.
12707137434237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4235712478082.
The product of its (nonzero) digits is 4148928, while the sum is 51.
The spelling of 12707137434237 in words is "twelve trillion, seven hundred seven billion, one hundred thirty-seven million, four hundred thirty-four thousand, two hundred thirty-seven".
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