Search a number
-
+
2493930 = 235591409
BaseRepresentation
bin1001100000110111101010
311200201000210
421200313222
51114301210
6125241550
730124635
oct11406752
94621023
102493930
1114537aa
12a032b6
136941ca
1448cc1c
15343e20
hex260dea

2493930 has 32 divisors (see below), whose sum is σ = 6091200. Its totient is φ = 653312.

The previous prime is 2493929. The next prime is 2493937. The reversal of 2493930 is 393942.

2493930 is digitally balanced in base 2, because in such base 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 (30).

It is not an unprimeable number, because it can be changed into a prime (2493937) by changing a digit.

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, 1066 + ... + 2474.

It is an arithmetic number, because the mean of its divisors is an integer number (190350).

22493930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2493930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3045600).

2493930 is an abundant number, since it is smaller than the sum of its proper divisors (3597270).

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

2493930 is a wasteful number, since it uses less digits than its factorization.

2493930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 2493930 is about 1579.2181609898. The cubic root of 2493930 is about 135.6109483768.

The spelling of 2493930 in words is "two million, four hundred ninety-three thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 59 118 177 295 354 590 885 1409 1770 2818 4227 7045 8454 14090 21135 42270 83131 166262 249393 415655 498786 831310 1246965 2493930