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20065024 = 28711197
BaseRepresentation
bin100110010001…
…0101100000000
31101202102001001
41030202230000
520114040044
61554021344
7332356420
oct114425400
941672031
1020065024
1110365171
126877854
134206bc5
142944480
151b652d4
hex1322b00

20065024 has 36 divisors (see below), whose sum is σ = 45777424. Its totient is φ = 8598528.

The previous prime is 20064997. The next prime is 20065033. The reversal of 20065024 is 42056002.

It is a junction number, because it is equal to n+sod(n) for n = 20064992 and 20065010.

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, 3807 + ... + 7390.

Almost surely, 220065024 is an apocalyptic number.

It is an amenable number.

20065024 is an abundant number, since it is smaller than the sum of its proper divisors (25712400).

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

20065024 is an equidigital number, since it uses as much as digits as its factorization.

20065024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220 (or 11206 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 20065024 is about 4479.3999598160. The cubic root of 20065024 is about 271.7356139169.

The spelling of 20065024 in words is "twenty million, sixty-five thousand, twenty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 128 224 256 448 896 1792 11197 22394 44788 78379 89576 156758 179152 313516 358304 627032 716608 1254064 1433216 2508128 2866432 5016256 10032512 20065024