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53381396196 = 22331493317263
BaseRepresentation
bin110001101101110001…
…110111011011100100
312002210020111220012000
4301231301313123210
51333311114134241
640304552325300
73566561244462
oct615561673344
9162706456160
1053381396196
1120703452067
12a4193a3830
135059480a8b
142825857832
1515c6674eb6
hexc6dc776e4

53381396196 has 48 divisors (see below), whose sum is σ = 139325088000. Its totient is φ = 17674371936.

The previous prime is 53381396179. The next prime is 53381396197. The reversal of 53381396196 is 69169318335.

53381396196 is a `hidden beast` number, since 5 + 3 + 3 + 8 + 13 + 9 + 619 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (53381396197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1642540 + ... + 1674723.

It is an arithmetic number, because the mean of its divisors is an integer number (2902606000).

Almost surely, 253381396196 is an apocalyptic number.

It is an amenable number.

53381396196 is an abundant number, since it is smaller than the sum of its proper divisors (85943691804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53381396196 is a wasteful number, since it uses less digits than its factorization.

53381396196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3317425 (or 3317417 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The spelling of 53381396196 in words is "fifty-three billion, three hundred eighty-one million, three hundred ninety-six thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 149 298 447 596 894 1341 1788 2682 4023 5364 8046 16092 3317263 6634526 9951789 13269052 19903578 29855367 39807156 59710734 89566101 119421468 179132202 358264404 494272187 988544374 1482816561 1977088748 2965633122 4448449683 5931266244 8896899366 13345349049 17793798732 26690698098 53381396196