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196078423589 = 1719607053943
BaseRepresentation
bin1011011010011100101…
…1110100111000100101
3200202010001010221222122
42312213023310320211
511203032034023324
6230024401035325
720111002046426
oct2664713647045
9622101127878
10196078423589
117617a181864
1232002325b45
131564aa28469
1496c134364d
155179040a5e
hex2da72f4e25

196078423589 has 8 divisors (see below), whose sum is σ = 218539419840. Its totient is φ = 174831535296.

The previous prime is 196078423571. The next prime is 196078423621. The reversal of 196078423589 is 985324870691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196078423589 - 216 = 196078358053 is a prime.

It is a super-3 number, since 3×1960784235893 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196078423889) 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, 303526649 + ... + 303527294.

It is an arithmetic number, because the mean of its divisors is an integer number (27317427480).

It is a 1-persistent number, because it is pandigital, but 2⋅196078423589 = 392156847178 is not.

Almost surely, 2196078423589 is an apocalyptic number.

196078423589 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

196078423589 is a deficient number, since it is larger than the sum of its proper divisors (22460996251).

196078423589 is a wasteful number, since it uses less digits than its factorization.

196078423589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607053979.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 196078423589 in words is "one hundred ninety-six billion, seventy-eight million, four hundred twenty-three thousand, five hundred eighty-nine".

Divisors: 1 17 19 323 607053943 10319917031 11534024917 196078423589