Search a number
-
+
53617809246 = 2329941327469
BaseRepresentation
bin110001111011110111…
…101101011101011110
312010101201100220220220
4301323313231131132
51334302124343441
640344235422210
73605461600401
oct617367553536
9163351326826
1053617809246
1120814945751
12a4845b4966
135096447061
142848dd7d38
1515dc2c3466
hexc7bded75e

53617809246 has 32 divisors (see below), whose sum is σ = 111051626400. Its totient is φ = 17237915520.

The previous prime is 53617809239. The next prime is 53617809251. The reversal of 53617809246 is 64290871635.

53617809246 is a nontrivial binomial coefficient, being equal to C(327469, 2).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1 + ... + 327468.

It is an arithmetic number, because the mean of its divisors is an integer number (3470363325).

It is a 2-persistent number, because it is pandigital, and so is 2⋅53617809246 = 107235618492, but 3⋅53617809246 = 160853427738 is not.

Almost surely, 253617809246 is an apocalyptic number.

53617809246 is the 327468-th triangular number.

53617809246 is an abundant number, since it is smaller than the sum of its proper divisors (57433817154).

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

53617809246 is a wasteful number, since it uses less digits than its factorization.

53617809246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328444.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 53617809246 in words is "fifty-three billion, six hundred seventeen million, eight hundred nine thousand, two hundred forty-six".

Divisors: 1 2 3 6 29 58 87 174 941 1882 2823 5646 27289 54578 81867 163734 327469 654938 982407 1964814 9496601 18993202 28489803 56979606 308148329 616296658 924444987 1848889974 8936301541 17872603082 26808904623 53617809246