Base | Representation |
---|---|
bin | 10100110001001100100… |
… | …110100001000011101001 |
3 | 12001102220000111212012221 |
4 | 110301030212201003221 |
5 | 141340413330320221 |
6 | 3011353031434041 |
7 | 205053462310420 |
oct | 24611446410351 |
9 | 5042800455187 |
10 | 1427214307561 |
11 | 5003072a6369 |
12 | 1b072b225921 |
13 | a477cb11143 |
14 | 4d112ab62b7 |
15 | 271d2428541 |
hex | 14c4c9a10e9 |
1427214307561 has 32 divisors (see below), whose sum is σ = 1698687332352. Its totient is φ = 1173834668160.
The previous prime is 1427214307553. The next prime is 1427214307577. The reversal of 1427214307561 is 1657034127241.
It is not a de Polignac number, because 1427214307561 - 23 = 1427214307553 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1427214307591) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4497645 + ... + 4804501.
It is an arithmetic number, because the mean of its divisors is an integer number (53083979136).
Almost surely, 21427214307561 is an apocalyptic number.
It is an amenable number.
1427214307561 is a deficient number, since it is larger than the sum of its proper divisors (271473024791).
1427214307561 is a wasteful number, since it uses less digits than its factorization.
1427214307561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307189.
The product of its (nonzero) digits is 282240, while the sum is 43.
The spelling of 1427214307561 in words is "one trillion, four hundred twenty-seven billion, two hundred fourteen million, three hundred seven thousand, five hundred sixty-one".
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