Search a number
-
+
9285030 = 23553821
BaseRepresentation
bin100011011010…
…110110100110
3122110201200000
4203122312212
54334110110
6531002130
7141631026
oct43326646
918421600
109285030
115271a87
123139346
131c01301
141339a86
15c361c0
hex8dada6

9285030 has 48 divisors (see below), whose sum is σ = 25041744. Its totient is φ = 2475360.

The previous prime is 9285013. The next prime is 9285047. The reversal of 9285030 is 305829.

It is an interprime number because it is at equal distance from previous prime (9285013) and next prime (9285047).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 9284985 and 9285003.

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, 520 + ... + 4340.

It is an arithmetic number, because the mean of its divisors is an integer number (521703).

Almost surely, 29285030 is an apocalyptic number.

9285030 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9285030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12520872).

9285030 is an abundant number, since it is smaller than the sum of its proper divisors (15756714).

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

9285030 is a wasteful number, since it uses less digits than its factorization.

9285030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3843 (or 3831 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 9285030 is about 3047.1347196998. The cubic root of 9285030 is about 210.1814757819.

The spelling of 9285030 in words is "nine million, two hundred eighty-five thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 810 1215 2430 3821 7642 11463 19105 22926 34389 38210 57315 68778 103167 114630 171945 206334 309501 343890 515835 619002 928503 1031670 1547505 1857006 3095010 4642515 9285030