Base | Representation |
---|---|
bin | 10011000001111111… |
… | …00101011000111110 |
3 | 222101001111022211202 |
4 | 21200333211120332 |
5 | 131411101344200 |
6 | 4405502215502 |
7 | 511122620303 |
oct | 114077453076 |
9 | 28331438752 |
10 | 10217215550 |
11 | 43733962a3 |
12 | 1b91884592 |
13 | c6a9c1699 |
14 | 6ccd470aa |
15 | 3ebeb81d5 |
hex | 260fe563e |
10217215550 has 24 divisors (see below), whose sum is σ = 19192189032. Its totient is φ = 4046420000.
The previous prime is 10217215531. The next prime is 10217215559. The reversal of 10217215550 is 5551271201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10217215559) 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 11 ways as a sum of consecutive naturals, for example, 1006556 + ... + 1016655.
It is an arithmetic number, because the mean of its divisors is an integer number (799674543).
Almost surely, 210217215550 is an apocalyptic number.
10217215550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10217215550 is a deficient number, since it is larger than the sum of its proper divisors (8974973482).
10217215550 is a wasteful number, since it uses less digits than its factorization.
10217215550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2023324 (or 2023319 counting only the distinct ones).
The product of its (nonzero) digits is 3500, while the sum is 29.
Adding to 10217215550 its reverse (5551271201), we get a palindrome (15768486751).
The spelling of 10217215550 in words is "ten billion, two hundred seventeen million, two hundred fifteen thousand, five hundred fifty".
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