Base | Representation |
---|---|
bin | 10111000100101100… |
… | …11101111111110001 |
3 | 1011222022012221201201 |
4 | 23202112131333301 |
5 | 200332143203231 |
6 | 5405110331201 |
7 | 615654542515 |
oct | 134226357761 |
9 | 34868187651 |
10 | 12387475441 |
11 | 5287452710 |
12 | 2498659b01 |
13 | 122550c433 |
14 | 857282145 |
15 | 4c77ad161 |
hex | 2e259dff1 |
12387475441 has 8 divisors (see below), whose sum is σ = 13515670944. Its totient is φ = 11259623520.
The previous prime is 12387475423. The next prime is 12387475489. The reversal of 12387475441 is 14457478321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12387475441 - 29 = 12387474929 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12387475391 and 12387475400.
It is not an unprimeable number, because it can be changed into a prime (12387475741) 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, 7380 + ... + 157573.
It is an arithmetic number, because the mean of its divisors is an integer number (1689458868).
Almost surely, 212387475441 is an apocalyptic number.
12387475441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12387475441 is a deficient number, since it is larger than the sum of its proper divisors (1128195503).
12387475441 is a wasteful number, since it uses less digits than its factorization.
12387475441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171791.
The product of its digits is 752640, while the sum is 46.
The spelling of 12387475441 in words is "twelve billion, three hundred eighty-seven million, four hundred seventy-five thousand, four hundred forty-one".
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