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19414572 = 22329471187
BaseRepresentation
bin100101000001…
…1111000101100
31100112100210020
41022003320230
514432231242
61532042140
7324010152
oct112037054
940470706
1019414572
11aa60501
126603350
134039b18
1428153d2
151a876ec
hex1283e2c

19414572 has 48 divisors (see below), whose sum is σ = 47900160. Its totient is φ = 6110272.

The previous prime is 19414567. The next prime is 19414583. The reversal of 19414572 is 27541491.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15763 + ... + 16949.

It is an arithmetic number, because the mean of its divisors is an integer number (997920).

Almost surely, 219414572 is an apocalyptic number.

19414572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19414572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23950080).

19414572 is an abundant number, since it is smaller than the sum of its proper divisors (28485588).

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

19414572 is a wasteful number, since it uses less digits than its factorization.

19414572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270 (or 1268 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 19414572 is about 4406.1969996812. The cubic root of 19414572 is about 268.7669978793.

The spelling of 19414572 in words is "nineteen million, four hundred fourteen thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 29 47 58 87 94 116 141 174 188 282 348 564 1187 1363 2374 2726 3561 4089 4748 5452 7122 8178 14244 16356 34423 55789 68846 103269 111578 137692 167367 206538 223156 334734 413076 669468 1617881 3235762 4853643 6471524 9707286 19414572