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20496324 = 2234736341
BaseRepresentation
bin100111000101…
…1111111000100
31102120022200010
41032023333010
520221340244
62011150220
7336134022
oct116137704
942508603
1020496324
111062a212
126a45370
134328304
142a17712
151beceb9
hex138bfc4

20496324 has 24 divisors (see below), whose sum is σ = 48843648. Its totient is φ = 6686560.

The previous prime is 20496323. The next prime is 20496331. The reversal of 20496324 is 42369402.

It is a junction number, because it is equal to n+sod(n) for n = 20496291 and 20496300.

It is not an unprimeable number, because it can be changed into a prime (20496323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17607 + ... + 18734.

It is an arithmetic number, because the mean of its divisors is an integer number (2035152).

Almost surely, 220496324 is an apocalyptic number.

It is an amenable number.

20496324 is an abundant number, since it is smaller than the sum of its proper divisors (28347324).

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

20496324 is a wasteful number, since it uses less digits than its factorization.

20496324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36395 (or 36393 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 20496324 is about 4527.2866045790. The cubic root of 20496324 is about 273.6688239533.

The spelling of 20496324 in words is "twenty million, four hundred ninety-six thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 36341 72682 109023 145364 218046 436092 1708027 3416054 5124081 6832108 10248162 20496324