Base | Representation |
---|---|
bin | 101001101110101… |
… | …1110000000011101 |
3 | 10121120210020222000 |
4 | 1103131132000131 |
5 | 10331424442023 |
6 | 350535512513 |
7 | 46461535623 |
oct | 12335360035 |
9 | 3546706860 |
10 | 1400234013 |
11 | 6594395a2 |
12 | 330b28739 |
13 | 194131149 |
14 | d3d73513 |
15 | 82dde243 |
hex | 5375e01d |
1400234013 has 16 divisors (see below), whose sum is σ = 2183601600. Its totient is φ = 884358000.
The previous prime is 1400233973. The next prime is 1400234021. The reversal of 1400234013 is 3104320041.
It is not a de Polignac number, because 1400234013 - 26 = 1400233949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1400234513) 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, 1364238 + ... + 1365263.
It is an arithmetic number, because the mean of its divisors is an integer number (136475100).
Almost surely, 21400234013 is an apocalyptic number.
It is an amenable number.
1400234013 is a deficient number, since it is larger than the sum of its proper divisors (783367587).
1400234013 is a wasteful number, since it uses less digits than its factorization.
1400234013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2729529 (or 2729523 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1400234013 is about 37419.7008673239. The cubic root of 1400234013 is about 1118.7512690268.
Adding to 1400234013 its reverse (3104320041), we get a palindrome (4504554054).
The spelling of 1400234013 in words is "one billion, four hundred million, two hundred thirty-four thousand, thirteen".
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