Base | Representation |
---|---|
bin | 110011011010001111… |
… | …000111001011100010 |
3 | 12021111001102110101100 |
4 | 303122033013023202 |
5 | 1401022424032320 |
6 | 41205313015230 |
7 | 3662634530334 |
oct | 633217071342 |
9 | 167431373340 |
10 | 55201002210 |
11 | 21457587a92 |
12 | a846854516 |
13 | 5289446b23 |
14 | 2959395454 |
15 | 16812a2790 |
hex | cda3c72e2 |
55201002210 has 48 divisors (see below), whose sum is σ = 143891649720. Its totient is φ = 14682416640.
The previous prime is 55201002203. The next prime is 55201002211. The reversal of 55201002210 is 1220010255.
55201002210 is a `hidden beast` number, since 552 + 0 + 100 + 2 + 2 + 10 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 34977602529 + 20223399681 = 187023^2 + 142209^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (55201002211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753351 + ... + 823370.
Almost surely, 255201002210 is an apocalyptic number.
55201002210 is an abundant number, since it is smaller than the sum of its proper divisors (88690647510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55201002210 is a wasteful number, since it uses less digits than its factorization.
55201002210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1577123 (or 1577120 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
Adding to 55201002210 its reverse (1220010255), we get a palindrome (56421012465).
The spelling of 55201002210 in words is "fifty-five billion, two hundred one million, two thousand, two hundred ten".
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