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192010019405 = 5194149439973
BaseRepresentation
bin1011001011010010110…
…0000110001001001101
3200100121111201121122012
42302310230012021031
511121214031110110
6224112545031005
716605121143641
oct2626454061115
9610544647565
10192010019405
1174481717556
1231267925465
131514cba66c9
149416ca4c21
154edbca7905
hex2cb4b0624d

192010019405 has 32 divisors (see below), whose sum is σ = 248529738240. Its totient is φ = 141931077120.

The previous prime is 192010019393. The next prime is 192010019449. The reversal of 192010019405 is 504910010291.

It is not a de Polignac number, because 192010019405 - 210 = 192010018381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19247999 + ... + 19257971.

It is an arithmetic number, because the mean of its divisors is an integer number (7766554320).

Almost surely, 2192010019405 is an apocalyptic number.

It is an amenable number.

192010019405 is a deficient number, since it is larger than the sum of its proper divisors (56519718835).

192010019405 is a wasteful number, since it uses less digits than its factorization.

192010019405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14981.

The product of its (nonzero) digits is 3240, while the sum is 32.

Adding to 192010019405 its reverse (504910010291), we get a palindrome (696920029696).

The spelling of 192010019405 in words is "one hundred ninety-two billion, ten million, nineteen thousand, four hundred five".

Divisors: 1 5 19 41 95 205 779 3895 4943 9973 24715 49865 93917 189487 202663 408893 469585 947435 1013315 2044465 3850597 7768967 19252985 38844835 49296539 246482695 936634241 2021158099 4683171205 10105790495 38402003881 192010019405