Base | Representation |
---|---|
bin | 101110010010100… |
… | …0010101011111001 |
3 | 11000020122110022220 |
4 | 1130211002223321 |
5 | 11140110323301 |
6 | 414042434253 |
7 | 53330050200 |
oct | 13445025371 |
9 | 4006573286 |
10 | 1553214201 |
11 | 727826900 |
12 | 374202989 |
13 | 1b9a34676 |
14 | 10a3d6237 |
15 | 9155b936 |
hex | 5c942af9 |
1553214201 has 36 divisors (see below), whose sum is σ = 2648012976. Its totient is φ = 806855280.
The previous prime is 1553214199. The next prime is 1553214209. The reversal of 1553214201 is 1024123551.
It is a happy number.
It is not a de Polignac number, because 1553214201 - 21 = 1553214199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1553214209) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25875 + ... + 61448.
It is an arithmetic number, because the mean of its divisors is an integer number (73555916).
Almost surely, 21553214201 is an apocalyptic number.
1553214201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1553214201 is a deficient number, since it is larger than the sum of its proper divisors (1094798775).
1553214201 is a wasteful number, since it uses less digits than its factorization.
1553214201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87362 (or 87344 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 1553214201 is about 39410.8386234041. The cubic root of 1553214201 is about 1158.0939270432.
Adding to 1553214201 its reverse (1024123551), we get a palindrome (2577337752).
The spelling of 1553214201 in words is "one billion, five hundred fifty-three million, two hundred fourteen thousand, two hundred one".
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