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1090950 = 235271039
BaseRepresentation
bin100001010010110000110
32001102111120
410022112012
5234402300
635214410
712162420
oct4122606
92042446
101090950
11685713
12447406
132c2743
14205810
151683a0
hex10a586

1090950 has 48 divisors (see below), whose sum is σ = 3095040. Its totient is φ = 249120.

The previous prime is 1090949. The next prime is 1090963. The reversal of 1090950 is 590901.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1090950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 531 + ... + 1569.

It is an arithmetic number, because the mean of its divisors is an integer number (64480).

21090950 is an apocalyptic number.

1090950 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 1090950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1547520).

1090950 is an abundant number, since it is smaller than the sum of its proper divisors (2004090).

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

1090950 is a wasteful number, since it uses less digits than its factorization.

1090950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 24.

The square root of 1090950 is about 1044.4855192869. The cubic root of 1090950 is about 102.9441366096.

The spelling of 1090950 in words is "one million, ninety thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 70 75 105 150 175 210 350 525 1039 1050 2078 3117 5195 6234 7273 10390 14546 15585 21819 25975 31170 36365 43638 51950 72730 77925 109095 155850 181825 218190 363650 545475 1090950