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19536028 = 2219257053
BaseRepresentation
bin100101010000…
…1100010011100
31100202112101121
41022201202130
520000123103
61534420324
7325024231
oct112414234
940675347
1019536028
1110033786
1266616a4
1340801a5
142847788
151aad6bd
hex12a189c

19536028 has 12 divisors (see below), whose sum is σ = 35987560. Its totient is φ = 9253872.

The previous prime is 19536019. The next prime is 19536031. The reversal of 19536028 is 82063591.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 19535984 and 19536002.

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, 128451 + ... + 128602.

Almost surely, 219536028 is an apocalyptic number.

It is an amenable number.

19536028 is a deficient number, since it is larger than the sum of its proper divisors (16451532).

19536028 is a wasteful number, since it uses less digits than its factorization.

19536028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257076 (or 257074 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 19536028 is about 4419.9579183517. The cubic root of 19536028 is about 269.3262947599.

The spelling of 19536028 in words is "nineteen million, five hundred thirty-six thousand, twenty-eight".

Divisors: 1 2 4 19 38 76 257053 514106 1028212 4884007 9768014 19536028