Base | Representation |
---|---|
bin | 11001001111110010… |
… | …01110001111011010 |
3 | 1021222121122101221101 |
4 | 30213321032033122 |
5 | 210224334320400 |
6 | 10120545502014 |
7 | 656612626312 |
oct | 144771161732 |
9 | 37877571841 |
10 | 13554213850 |
11 | 5826000531 |
12 | 276334190a |
13 | 13801591a8 |
14 | 9281d4442 |
15 | 544e2856a |
hex | 327e4e3da |
13554213850 has 12 divisors (see below), whose sum is σ = 25210837854. Its totient is φ = 5421685520.
The previous prime is 13554213817. The next prime is 13554213851. The reversal of 13554213850 is 5831245531.
It can be written as a sum of positive squares in 3 ways, for example, as 6157697841 + 7396516009 = 78471^2 + 86003^2 .
It is not an unprimeable number, because it can be changed into a prime (13554213851) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135542089 + ... + 135542188.
Almost surely, 213554213850 is an apocalyptic number.
13554213850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13554213850 is a deficient number, since it is larger than the sum of its proper divisors (11656624004).
13554213850 is a wasteful number, since it uses less digits than its factorization.
13554213850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271084289 (or 271084284 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 37.
The spelling of 13554213850 in words is "thirteen billion, five hundred fifty-four million, two hundred thirteen thousand, eight hundred fifty".
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