Base | Representation |
---|---|
bin | 10010110100001011… |
… | …11111011010111001 |
3 | 222001222200001120020 |
4 | 21122011333122321 |
5 | 131141433021041 |
6 | 4350205121053 |
7 | 505215642504 |
oct | 113205773271 |
9 | 28058601506 |
10 | 10101454521 |
11 | 431400a324 |
12 | 1b5ab59189 |
13 | c4ca20032 |
14 | 6bb81213b |
15 | 3e1c4d866 |
hex | 25a17f6b9 |
10101454521 has 32 divisors (see below), whose sum is σ = 14016562560. Its totient is φ = 6466521600.
The previous prime is 10101454513. The next prime is 10101454523. The reversal of 10101454521 is 12545410101.
It is not a de Polignac number, because 10101454521 - 23 = 10101454513 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10101454491 and 10101454500.
It is not an unprimeable number, because it can be changed into a prime (10101454523) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2075631 + ... + 2080491.
It is an arithmetic number, because the mean of its divisors is an integer number (438017580).
Almost surely, 210101454521 is an apocalyptic number.
It is an amenable number.
10101454521 is a deficient number, since it is larger than the sum of its proper divisors (3915108039).
10101454521 is a wasteful number, since it uses less digits than its factorization.
10101454521 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5177.
The product of its (nonzero) digits is 800, while the sum is 24.
Adding to 10101454521 its reverse (12545410101), we get a palindrome (22646864622).
The spelling of 10101454521 in words is "ten billion, one hundred one million, four hundred fifty-four thousand, five hundred twenty-one".
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