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2690048 = 2103771
BaseRepresentation
bin1010010000110000000000
312001200001102
422100300000
51142040143
6133353532
731602464
oct12206000
95050042
102690048
111578089
12a988a8
1373255a
145004a4
153820b8
hex290c00

2690048 has 44 divisors (see below), whose sum is σ = 5600592. Its totient is φ = 1290240.

The previous prime is 2690047. The next prime is 2690053. The reversal of 2690048 is 8400962.

It is a self number, because there is not a number n which added to its sum of digits gives 2690048.

It is not an unprimeable number, because it can be changed into a prime (2690041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37853 + ... + 37923.

22690048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2690048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2800296).

2690048 is an abundant number, since it is smaller than the sum of its proper divisors (2910544).

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

2690048 is an equidigital number, since it uses as much as digits as its factorization.

2690048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2690048 is about 1640.1365796787. The cubic root of 2690048 is about 139.0763688478.

The spelling of 2690048 in words is "two million, six hundred ninety thousand, forty-eight".

Divisors: 1 2 4 8 16 32 37 64 71 74 128 142 148 256 284 296 512 568 592 1024 1136 1184 2272 2368 2627 4544 4736 5254 9088 9472 10508 18176 18944 21016 36352 37888 42032 72704 84064 168128 336256 672512 1345024 2690048