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53078708398 = 2891033837559
BaseRepresentation
bin110001011011101111…
…001101000010101110
312002000010221202120211
4301123233031002232
51332201122132043
640214540533034
73556224401662
oct613357150256
9162003852524
1053078708398
1120568602261
12a353b5117a
13500b851781
1427d75848a2
1515a9cd4a9d
hexc5bbcd0ae

53078708398 has 32 divisors (see below), whose sum is σ = 81517363200. Its totient is φ = 25915112256.

The previous prime is 53078708393. The next prime is 53078708411. The reversal of 53078708398 is 89380787035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53078708393) 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, 7018143 + ... + 7025701.

It is an arithmetic number, because the mean of its divisors is an integer number (2547417600).

Almost surely, 253078708398 is an apocalyptic number.

53078708398 is a deficient number, since it is larger than the sum of its proper divisors (28438654802).

53078708398 is a wasteful number, since it uses less digits than its factorization.

53078708398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8136.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 53078708398 in words is "fifty-three billion, seventy-eight million, seven hundred eight thousand, three hundred ninety-eight".

Divisors: 1 2 89 103 178 206 383 766 7559 9167 15118 18334 34087 39449 68174 78898 672751 778577 1345502 1557154 2895097 3510961 5790194 7021922 69293353 138586706 257663633 298194991 515327266 596389982 26539354199 53078708398