Search a number
-
+
10290030 = 235714831
BaseRepresentation
bin100111010000…
…001101101110
3201100210021020
4213100031232
510113240110
61004315010
7153315042
oct47201556
921323236
1010290030
115899063
123542a66
13219389a
14151c022
15d83d70
hex9d036e

10290030 has 32 divisors (see below), whose sum is σ = 25049088. Its totient is φ = 2704800.

The previous prime is 10290019. The next prime is 10290073. The reversal of 10290030 is 3009201.

10290030 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10289991 and 10290009.

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, 286 + ... + 4545.

It is an arithmetic number, because the mean of its divisors is an integer number (782784).

Almost surely, 210290030 is an apocalyptic number.

10290030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10290030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12524544).

10290030 is an abundant number, since it is smaller than the sum of its proper divisors (14759058).

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

10290030 is a wasteful number, since it uses less digits than its factorization.

10290030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4912.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 10290030 is about 3207.8076625633. The cubic root of 10290030 is about 217.5064867929.

Adding to 10290030 its reverse (3009201), we get a palindrome (13299231).

The spelling of 10290030 in words is "ten million, two hundred ninety thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 4831 9662 14493 24155 28986 48310 72465 144930 343001 686002 1029003 1715005 2058006 3430010 5145015 10290030