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19024068 = 2237376121
BaseRepresentation
bin100100010010…
…0100011000100
31022210112010010
41020210203010
514332232233
61515430220
7320462520
oct110444304
938715103
1019024068
11a814078
126455370
133c3115b
142752d80
151a0bb63
hex12248c4

19024068 has 48 divisors (see below), whose sum is σ = 52110464. Its totient is φ = 5287680.

The previous prime is 19024067. The next prime is 19024079. The reversal of 19024068 is 86042091.

It is not an unprimeable number, because it can be changed into a prime (19024067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48 + ... + 6168.

Almost surely, 219024068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19024068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26055232).

19024068 is an abundant number, since it is smaller than the sum of its proper divisors (33086396).

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

19024068 is a wasteful number, since it uses less digits than its factorization.

19024068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172 (or 6170 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 19024068 is about 4361.6588587371. The cubic root of 19024068 is about 266.9527894196.

The spelling of 19024068 in words is "nineteen million, twenty-four thousand, sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 37 42 74 84 111 148 222 259 444 518 777 1036 1554 3108 6121 12242 18363 24484 36726 42847 73452 85694 128541 171388 226477 257082 452954 514164 679431 905908 1358862 1585339 2717724 3170678 4756017 6341356 9512034 19024068