Base | Representation |
---|---|
bin | 100111010001… |
… | …001011100110 |
3 | 201100222200220 |
4 | 213101023212 |
5 | 10113401430 |
6 | 1004345210 |
7 | 153332430 |
oct | 47211346 |
9 | 21328626 |
10 | 10293990 |
11 | 58a1033 |
12 | 3545206 |
13 | 2195625 |
14 | 151d650 |
15 | d85110 |
hex | 9d12e6 |
10293990 has 32 divisors (see below), whose sum is σ = 28235520. Its totient is φ = 2352864.
The previous prime is 10293989. The next prime is 10294001. The reversal of 10293990 is 9939201.
10293990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a nialpdrome in base 15.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24300 + ... + 24719.
It is an arithmetic number, because the mean of its divisors is an integer number (882360).
Almost surely, 210293990 is an apocalyptic number.
10293990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10293990 is an abundant number, since it is smaller than the sum of its proper divisors (17941530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10293990 is a wasteful number, since it uses less digits than its factorization.
10293990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49036.
The product of its (nonzero) digits is 4374, while the sum is 33.
The square root of 10293990 is about 3208.4248471797. The cubic root of 10293990 is about 217.5343848399.
The spelling of 10293990 in words is "ten million, two hundred ninety-three thousand, nine hundred ninety".
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