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54120245335 = 513192316311689
BaseRepresentation
bin110010011001110100…
…010110100001010111
312011200201210022122221
4302121310112201113
51341314240322320
640510144403211
73624102331552
oct623164264127
9164621708587
1054120245335
1120a52516392
12a5a4916507
135146572c10
142895a25699
15161b46d3aa
hexc99d16857

54120245335 has 64 divisors (see below), whose sum is σ = 77299891200. Its totient is φ = 35990811648.

The previous prime is 54120245261. The next prime is 54120245359. The reversal of 54120245335 is 53354202145.

54120245335 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54120245335 - 227 = 53986027607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54120245335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4624171 + ... + 4635859.

It is an arithmetic number, because the mean of its divisors is an integer number (1207810800).

Almost surely, 254120245335 is an apocalyptic number.

54120245335 is a deficient number, since it is larger than the sum of its proper divisors (23179645865).

54120245335 is a wasteful number, since it uses less digits than its factorization.

54120245335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11912.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 54120245335 in words is "fifty-four billion, one hundred twenty million, two hundred forty-five thousand, three hundred thirty-five".

Divisors: 1 5 13 19 23 65 95 115 163 247 299 437 815 1235 1495 2119 2185 3097 3749 5681 10595 11689 15485 18745 28405 40261 48737 58445 71231 151957 201305 222091 243685 268847 356155 759785 926003 1110455 1344235 1905307 2887183 3495011 4630015 5108093 9526535 14435915 17475055 24768991 25540465 36200833 43822061 66405209 123844955 181004165 219110305 332026045 470610829 569686793 832619159 2353054145 2848433965 4163095795 10824049067 54120245335