Base | Representation |
---|---|
bin | 10111011000100100… |
… | …00110100111001001 |
3 | 1012101220202112002201 |
4 | 23230102012213021 |
5 | 201202322300431 |
6 | 5433422000201 |
7 | 623050055041 |
oct | 135422064711 |
9 | 35356675081 |
10 | 12554103241 |
11 | 5362511639 |
12 | 2524416061 |
13 | 1250bb0874 |
14 | 871458721 |
15 | 4d7224461 |
hex | 2ec4869c9 |
12554103241 has 8 divisors (see below), whose sum is σ = 12728019240. Its totient is φ = 12380239872.
The previous prime is 12554103229. The next prime is 12554103299. The reversal of 12554103241 is 14230145521.
It can be written as a sum of positive squares in 4 ways, for example, as 1508934025 + 11045169216 = 38845^2 + 105096^2 .
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 12554103241 - 25 = 12554103209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12554113241) 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, 919521 + ... + 933073.
It is an arithmetic number, because the mean of its divisors is an integer number (1591002405).
Almost surely, 212554103241 is an apocalyptic number.
It is an amenable number.
12554103241 is a deficient number, since it is larger than the sum of its proper divisors (173915999).
12554103241 is a wasteful number, since it uses less digits than its factorization.
12554103241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26315.
The product of its (nonzero) digits is 4800, while the sum is 28.
Adding to 12554103241 its reverse (14230145521), we get a palindrome (26784248762).
The spelling of 12554103241 in words is "twelve billion, five hundred fifty-four million, one hundred three thousand, two hundred forty-one".
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