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9230830 = 257177757
BaseRepresentation
bin100011001101…
…100111101110
3122100222022121
4203031213232
54330341310
6525503154
7141314020
oct43154756
918328277
109230830
115235294
123111aba
131bb273b
141324010
15c250da
hex8cd9ee

9230830 has 32 divisors (see below), whose sum is σ = 20108736. Its totient is φ = 2978304.

The previous prime is 9230821. The next prime is 9230867. The reversal of 9230830 is 380329.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9230795 and 9230804.

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, 2689 + ... + 5068.

It is an arithmetic number, because the mean of its divisors is an integer number (628398).

Almost surely, 29230830 is an apocalyptic number.

9230830 is an abundant number, since it is smaller than the sum of its proper divisors (10877906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9230830 is a wasteful number, since it uses less digits than its factorization.

9230830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7788.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 9230830 is about 3038.2281020358. The cubic root of 9230830 is about 209.7717095880.

The spelling of 9230830 in words is "nine million, two hundred thirty thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 7757 15514 38785 54299 77570 108598 131869 263738 271495 542990 659345 923083 1318690 1846166 4615415 9230830