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290774424 = 23312115601
BaseRepresentation
bin10001010101001…
…101110110011000
3202021010212112010
4101111031312120
51043414240144
644504145520
710130353563
oct2125156630
9667125463
10290774424
1113a153146
12814682a0
134831a895
142a8914da
151a7da5b9
hex1154dd98

290774424 has 16 divisors (see below), whose sum is σ = 726936120. Its totient is φ = 96924800.

The previous prime is 290774401. The next prime is 290774437. The reversal of 290774424 is 424477092.

290774424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6057777 + ... + 6057824.

Almost surely, 2290774424 is an apocalyptic number.

290774424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

290774424 is an abundant number, since it is smaller than the sum of its proper divisors (436161696).

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

290774424 is a wasteful number, since it uses less digits than its factorization.

290774424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12115610 (or 12115606 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 290774424 is about 17052.1090777651. The cubic root of 290774424 is about 662.4992658827.

The spelling of 290774424 in words is "two hundred ninety million, seven hundred seventy-four thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 12115601 24231202 36346803 48462404 72693606 96924808 145387212 290774424