Base | Representation |
---|---|
bin | 10011100110001111… |
… | …01000001011100100 |
3 | 1000011020201010112001 |
4 | 21303013220023210 |
5 | 133021424022040 |
6 | 4500004135044 |
7 | 521504456620 |
oct | 116307501344 |
9 | 30136633461 |
10 | 10521314020 |
11 | 450a009a48 |
12 | 2057697484 |
13 | cb89c5ac9 |
14 | 71b4a6180 |
15 | 418a3659a |
hex | 2731e82e4 |
10521314020 has 48 divisors (see below), whose sum is σ = 25273479168. Its totient is φ = 3604118400.
The previous prime is 10521314009. The next prime is 10521314029. The reversal of 10521314020 is 2041312501.
It is a super-2 number, since 2×105213140202 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10521314029) 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, 128494 + ... + 193786.
It is an arithmetic number, because the mean of its divisors is an integer number (526530816).
Almost surely, 210521314020 is an apocalyptic number.
10521314020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10521314020 is an abundant number, since it is smaller than the sum of its proper divisors (14752165148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10521314020 is a wasteful number, since it uses less digits than its factorization.
10521314020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66460 (or 66458 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
Adding to 10521314020 its reverse (2041312501), we get a palindrome (12562626521).
The spelling of 10521314020 in words is "ten billion, five hundred twenty-one million, three hundred fourteen thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •