Base | Representation |
---|---|
bin | 100110001111… |
… | …101001001110 |
3 | 200212100110200 |
4 | 212033221032 |
5 | 10031304200 |
6 | 554514330 |
7 | 151134003 |
oct | 46175116 |
9 | 20770420 |
10 | 10025550 |
11 | 5728387 |
12 | 34359a6 |
13 | 21003a2 |
14 | 148d8aa |
15 | d30800 |
hex | 98fa4e |
10025550 has 36 divisors (see below), whose sum is σ = 26936520. Its totient is φ = 2673360.
The previous prime is 10025537. The next prime is 10025551. The reversal of 10025550 is 5552001.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10025551) by changing a digit.
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 17 ways as a sum of consecutive naturals, for example, 10690 + ... + 11589.
Almost surely, 210025550 is an apocalyptic number.
10025550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10025550 is an abundant number, since it is smaller than the sum of its proper divisors (16910970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10025550 is a wasteful number, since it uses less digits than its factorization.
10025550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22297 (or 22289 counting only the distinct ones).
The product of its (nonzero) digits is 250, while the sum is 18.
The square root of 10025550 is about 3166.3148927420. The cubic root of 10025550 is about 215.6267989768.
Adding to 10025550 its reverse (5552001), we get a palindrome (15577551).
The spelling of 10025550 in words is "ten million, twenty-five thousand, five hundred fifty".
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