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19048330 = 2571716007
BaseRepresentation
bin100100010101…
…0011110001010
31022211202101201
41020222132022
514334021310
61520134414
7320623330
oct110523612
938752351
1019048330
11a830324
12646740a
133c3c202
14275bb50
151a13e3a
hex122a78a

19048330 has 32 divisors (see below), whose sum is σ = 41492736. Its totient is φ = 6146304.

The previous prime is 19048321. The next prime is 19048333. The reversal of 19048330 is 3384091.

It is not an unprimeable number, because it can be changed into a prime (19048333) by changing a digit.

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, 6814 + ... + 9193.

It is an arithmetic number, because the mean of its divisors is an integer number (1296648).

Almost surely, 219048330 is an apocalyptic number.

19048330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19048330 is an abundant number, since it is smaller than the sum of its proper divisors (22444406).

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

19048330 is a wasteful number, since it uses less digits than its factorization.

19048330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16038.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 19048330 is about 4364.4392537874. The cubic root of 19048330 is about 267.0662256760.

The spelling of 19048330 in words is "nineteen million, forty-eight thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 16007 32014 80035 112049 160070 224098 272119 544238 560245 1120490 1360595 1904833 2721190 3809666 9524165 19048330