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53047678862 = 2193943354043
BaseRepresentation
bin110001011001111000…
…110101011110001110
312001220222120022001202
4301121320311132032
51332120201210422
640211511505502
73555366554603
oct613170653616
9161828508052
1053047678862
1120552039312
12a345688292
1350052a8cb9
1427d33c86aa
1515a7205b92
hexc59e3578e

53047678862 has 16 divisors (see below), whose sum is σ = 83780972160. Its totient is φ = 25121404152.

The previous prime is 53047678861. The next prime is 53047678939. The reversal of 53047678862 is 26887674035.

It is a junction number, because it is equal to n+sod(n) for n = 53047678798 and 53047678807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53047678861) 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, 27188 + ... + 326855.

It is an arithmetic number, because the mean of its divisors is an integer number (5236310760).

Almost surely, 253047678862 is an apocalyptic number.

53047678862 is a deficient number, since it is larger than the sum of its proper divisors (30733293298).

53047678862 is a wasteful number, since it uses less digits than its factorization.

53047678862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358007.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 53047678862 in words is "fifty-three billion, forty-seven million, six hundred seventy-eight thousand, eight hundred sixty-two".

Divisors: 1 2 19 38 3943 7886 74917 149834 354043 708086 6726817 13453634 1395991549 2791983098 26523839431 53047678862