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19092192 = 253728411
BaseRepresentation
bin100100011010…
…1001011100000
31022220222120020
41020311023200
514341422232
61521113440
7321165240
oct110651340
938828506
1019092192
11a860279
126488880
133c56172
14276db20
151a21e2c
hex12352e0

19092192 has 48 divisors (see below), whose sum is σ = 57278592. Its totient is φ = 5454720.

The previous prime is 19092181. The next prime is 19092193. The reversal of 19092192 is 29129091.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19092193) 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, 13534 + ... + 14877.

It is an arithmetic number, because the mean of its divisors is an integer number (1193304).

Almost surely, 219092192 is an apocalyptic number.

19092192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19092192 is an abundant number, since it is smaller than the sum of its proper divisors (38186400).

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

19092192 is a wasteful number, since it uses less digits than its factorization.

19092192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28431 (or 28423 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 19092192 is about 4369.4612940270. The cubic root of 19092192 is about 267.2710569145.

The spelling of 19092192 in words is "nineteen million, ninety-two thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 28411 56822 85233 113644 170466 198877 227288 340932 397754 454576 596631 681864 795508 909152 1193262 1363728 1591016 2386524 2727456 3182032 4773048 6364064 9546096 19092192