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19396070 = 252966883
BaseRepresentation
bin100100111111…
…1010111100110
31100111102101222
41021333113212
514431133240
61531420342
7323602211
oct111772746
940442358
1019396070
11aa48611
1265b46b2
134031585
14280c778
151a81eb5
hex127f5e6

19396070 has 16 divisors (see below), whose sum is σ = 36117360. Its totient is φ = 7490784.

The previous prime is 19396067. The next prime is 19396081. The reversal of 19396070 is 7069391.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 19396070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33152 + ... + 33731.

It is an arithmetic number, because the mean of its divisors is an integer number (2257335).

Almost surely, 219396070 is an apocalyptic number.

19396070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19396070 is a deficient number, since it is larger than the sum of its proper divisors (16721290).

19396070 is a wasteful number, since it uses less digits than its factorization.

19396070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66919.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 19396070 is about 4404.0969562443. The cubic root of 19396070 is about 268.6815928290.

The spelling of 19396070 in words is "nineteen million, three hundred ninety-six thousand, seventy".

Divisors: 1 2 5 10 29 58 145 290 66883 133766 334415 668830 1939607 3879214 9698035 19396070