Base | Representation |
---|---|
bin | 10010111010011001… |
… | …01001001101000101 |
3 | 222012121122202221101 |
4 | 21131030221031011 |
5 | 131243300431211 |
6 | 4355305220101 |
7 | 506420403544 |
oct | 113514511505 |
9 | 28177582841 |
10 | 10153530181 |
11 | 4340448563 |
12 | 1b74491631 |
13 | c5a754132 |
14 | 6c46ca15b |
15 | 3e65d85c1 |
hex | 25d329345 |
10153530181 has 2 divisors, whose sum is σ = 10153530182. Its totient is φ = 10153530180.
The previous prime is 10153530169. The next prime is 10153530203. The reversal of 10153530181 is 18103535101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7096546081 + 3056984100 = 84241^2 + 55290^2 .
It is an emirp because it is prime and its reverse (18103535101) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10153530181 is a prime.
It is a super-2 number, since 2×101535301812 (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 (10153530131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5076765090 + 5076765091.
It is an arithmetic number, because the mean of its divisors is an integer number (5076765091).
Almost surely, 210153530181 is an apocalyptic number.
It is an amenable number.
10153530181 is a deficient number, since it is larger than the sum of its proper divisors (1).
10153530181 is an equidigital number, since it uses as much as digits as its factorization.
10153530181 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1800, while the sum is 28.
The spelling of 10153530181 in words is "ten billion, one hundred fifty-three million, five hundred thirty thousand, one hundred eighty-one".
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