Base | Representation |
---|---|
bin | 11101001101000001011… |
… | …01110000000100001001 |
3 | 10112221000022202211012101 |
4 | 32212200231300010021 |
5 | 112420002433243011 |
6 | 2044544432513401 |
7 | 132331526646661 |
oct | 16464055600411 |
9 | 3487008684171 |
10 | 1003423727881 |
11 | 357605598373 |
12 | 1425786ab861 |
13 | 738126ab823 |
14 | 367cd02d1a1 |
15 | 1b17c1092c1 |
hex | e9a0b70109 |
1003423727881 has 16 divisors (see below), whose sum is σ = 1064224327680. Its totient is φ = 944421733440.
The previous prime is 1003423727767. The next prime is 1003423727899. The reversal of 1003423727881 is 1887273243001.
It is a cyclic number.
It is not a de Polignac number, because 1003423727881 - 217 = 1003423596809 is a prime.
It is a super-2 number, since 2×10034237278812 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1003423727981) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2627955 + ... + 2985463.
It is an arithmetic number, because the mean of its divisors is an integer number (66514020480).
Almost surely, 21003423727881 is an apocalyptic number.
It is an amenable number.
1003423727881 is a deficient number, since it is larger than the sum of its proper divisors (60800599799).
1003423727881 is a wasteful number, since it uses less digits than its factorization.
1003423727881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 360024.
The product of its (nonzero) digits is 451584, while the sum is 46.
The spelling of 1003423727881 in words is "one trillion, three billion, four hundred twenty-three million, seven hundred twenty-seven thousand, eight hundred eighty-one".
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