Base | Representation |
---|---|
bin | 10010101010100110… |
… | …00101101110100111 |
3 | 221212101021122122211 |
4 | 21111103011232213 |
5 | 131010334032101 |
6 | 4334212504251 |
7 | 503221053466 |
oct | 112523055647 |
9 | 27771248584 |
10 | 10021002151 |
11 | 428265a266 |
12 | 1b3801b087 |
13 | c39161a94 |
14 | 6b0c6c9dd |
15 | 3d9b5ac51 |
hex | 2554c5ba7 |
10021002151 has 2 divisors, whose sum is σ = 10021002152. Its totient is φ = 10021002150.
The previous prime is 10021002139. The next prime is 10021002239. The reversal of 10021002151 is 15120012001.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10021002151 - 217 = 10020871079 is a prime.
It is a super-2 number, since 2×100210021512 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10021002851) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010501075 + 5010501076.
It is an arithmetic number, because the mean of its divisors is an integer number (5010501076).
Almost surely, 210021002151 is an apocalyptic number.
10021002151 is a deficient number, since it is larger than the sum of its proper divisors (1).
10021002151 is an equidigital number, since it uses as much as digits as its factorization.
10021002151 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20, while the sum is 13.
Adding to 10021002151 its reverse (15120012001), we get a palindrome (25141014152).
The spelling of 10021002151 in words is "ten billion, twenty-one million, two thousand, one hundred fifty-one".
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