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19040680332351 = 3243223293753007
BaseRepresentation
bin1000101010001010000001…
…11111001100110000111111
32111102021022202021002012200
410111011000333030300333
54443430303131113401
6104255100124202543
74003433544261606
oct425050077146077
974367282232180
1019040680332351
11608111a726a27
122176265399453
13a816b4011a92
1449b8068baa3d
15230459be1686
hex115140fccc3f

19040680332351 has 48 divisors (see below), whose sum is σ = 28365534253056. Its totient is φ = 12300840957888.

The previous prime is 19040680332287. The next prime is 19040680332379. The reversal of 19040680332351 is 15323308604091.

19040680332351 is a `hidden beast` number, since 1 + 9 + 0 + 406 + 8 + 0 + 3 + 3 + 235 + 1 = 666.

It is not a de Polignac number, because 19040680332351 - 26 = 19040680332287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19040680332297 and 19040680332306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19040680532351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24909690 + ... + 25662696.

It is an arithmetic number, because the mean of its divisors is an integer number (590948630272).

Almost surely, 219040680332351 is an apocalyptic number.

19040680332351 is a deficient number, since it is larger than the sum of its proper divisors (9324853920705).

19040680332351 is a wasteful number, since it uses less digits than its factorization.

19040680332351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753572 (or 753569 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 19040680332351 in words is "nineteen trillion, forty billion, six hundred eighty million, three hundred thirty-two thousand, three hundred fifty-one".

Divisors: 1 3 9 43 129 223 293 387 669 879 2007 2637 9589 12599 28767 37797 65339 86301 113391 196017 588051 753007 2259021 2809577 6777063 8428731 25286193 32379301 97137903 167920561 220631051 291413709 503761683 661893153 1511285049 1985679459 7220584123 9487135193 21661752369 28461405579 49200724373 64985257107 85384216737 147602173119 442806519357 2115631148039 6346893444117 19040680332351