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19682072 = 2310124359
BaseRepresentation
bin100101100010…
…1001100011000
31101000221201122
41023011030120
520014311242
61541504412
7326203064
oct113051430
941027648
1019682072
1110123483
126712108
1341017c7
142884aa4
151adbad2
hex12c5318

19682072 has 16 divisors (see below), whose sum is σ = 37270800. Its totient is φ = 9743200.

The previous prime is 19682063. The next prime is 19682093. The reversal of 19682072 is 27028691.

It is a happy number.

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, 11372 + ... + 12987.

It is an arithmetic number, because the mean of its divisors is an integer number (2329425).

Almost surely, 219682072 is an apocalyptic number.

It is an amenable number.

19682072 is a deficient number, since it is larger than the sum of its proper divisors (17588728).

19682072 is a wasteful number, since it uses less digits than its factorization.

19682072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24466 (or 24462 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 19682072 is about 4436.4481288526. The cubic root of 19682072 is about 269.9957566777.

The spelling of 19682072 in words is "nineteen million, six hundred eighty-two thousand, seventy-two".

Divisors: 1 2 4 8 101 202 404 808 24359 48718 97436 194872 2460259 4920518 9841036 19682072