Base | Representation |
---|---|
bin | 1001100011111… |
… | …10000100010110 |
3 | 12120220222220020 |
4 | 10301332010112 |
5 | 131013130100 |
6 | 11543050010 |
7 | 1662521001 |
oct | 461760426 |
9 | 176828806 |
10 | 80208150 |
11 | 41303630 |
12 | 22a40906 |
13 | 13804059 |
14 | a91c538 |
15 | 70955a0 |
hex | 4c7e116 |
80208150 has 48 divisors (see below), whose sum is σ = 217003968. Its totient is φ = 19444000.
The previous prime is 80208131. The next prime is 80208169. The reversal of 80208150 is 5180208.
It is an interprime number because it is at equal distance from previous prime (80208131) and next prime (80208169).
It is a self number, because there is not a number n which added to its sum of digits gives 80208150.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22656 + ... + 25955.
It is an arithmetic number, because the mean of its divisors is an integer number (4520916).
Almost surely, 280208150 is an apocalyptic number.
80208150 is an abundant number, since it is smaller than the sum of its proper divisors (136795818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80208150 is a wasteful number, since it uses less digits than its factorization.
80208150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48637 (or 48632 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 24.
The square root of 80208150 is about 8955.9002897531. The cubic root of 80208150 is about 431.2603190137.
Adding to 80208150 its reverse (5180208), we get a palindrome (85388358).
The spelling of 80208150 in words is "eighty million, two hundred eight thousand, one hundred fifty".
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