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19201019293004 = 227365756915387
BaseRepresentation
bin1000101110110100101011…
…11011110010110101001100
32111222121012001022012210212
410113122111323302311030
510004042141414334004
6104500454304421552
74021141105043363
oct427322573626514
974877161265725
1019201019293004
11613311990425a
1221a13526178b8
13a9385756ac23
144a54974267da
152346e12d696e
hex117695ef2d4c

19201019293004 has 12 divisors (see below), whose sum is σ = 34062082170984. Its totient is φ = 9468995815584.

The previous prime is 19201019292881. The next prime is 19201019293019. The reversal of 19201019293004 is 40039291010291.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32878457402 + ... + 32878457985.

It is an arithmetic number, because the mean of its divisors is an integer number (2838506847582).

Almost surely, 219201019293004 is an apocalyptic number.

It is an amenable number.

19201019293004 is a deficient number, since it is larger than the sum of its proper divisors (14861062877980).

19201019293004 is a wasteful number, since it uses less digits than its factorization.

19201019293004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65756915464 (or 65756915462 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 19201019293004 in words is "nineteen trillion, two hundred one billion, nineteen million, two hundred ninety-three thousand, four".

Divisors: 1 2 4 73 146 292 65756915387 131513830774 263027661548 4800254823251 9600509646502 19201019293004