Base | Representation |
---|---|
bin | 100111000110… |
… | …011010100010 |
3 | 201021202012120 |
4 | 213012122202 |
5 | 10110444030 |
6 | 1003405110 |
7 | 153060030 |
oct | 47063242 |
9 | 21252176 |
10 | 10249890 |
11 | 5870992 |
12 | 3523796 |
13 | 217b531 |
14 | 150b550 |
15 | d77010 |
hex | 9c66a2 |
10249890 has 32 divisors (see below), whose sum is σ = 28114560. Its totient is φ = 2342784.
The previous prime is 10249879. The next prime is 10249937. The reversal of 10249890 is 9894201.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24195 + ... + 24614.
It is an arithmetic number, because the mean of its divisors is an integer number (878580).
Almost surely, 210249890 is an apocalyptic number.
10249890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10249890 is an abundant number, since it is smaller than the sum of its proper divisors (17864670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10249890 is a wasteful number, since it uses less digits than its factorization.
10249890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48826.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 10249890 is about 3201.5449395565. The cubic root of 10249890 is about 217.2232972239.
The spelling of 10249890 in words is "ten million, two hundred forty-nine thousand, eight hundred ninety".
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