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53064523020 = 22351370964513
BaseRepresentation
bin110001011010111001…
…000101110100001100
312001222011021001220110
4301122321011310030
51332134004214040
640213312520020
73555663001125
oct613271056414
9161864231813
1053064523020
11205605a3603
12a34b250010
135008925b62
1427d573104c
1515a8931980
hexc5ae45d0c

53064523020 has 48 divisors (see below), whose sum is σ = 148593805920. Its totient is φ = 14149287936.

The previous prime is 53064523013. The next prime is 53064523073. The reversal of 53064523020 is 2032546035.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790284 + ... + 854796.

It is an arithmetic number, because the mean of its divisors is an integer number (3095704290).

Almost surely, 253064523020 is an apocalyptic number.

It is an amenable number.

53064523020 is an abundant number, since it is smaller than the sum of its proper divisors (95529282900).

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

53064523020 is a wasteful number, since it uses less digits than its factorization.

53064523020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78234 (or 78232 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 53064523020 in words is "fifty-three billion, sixty-four million, five hundred twenty-three thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 13709 27418 41127 54836 64513 68545 82254 129026 137090 164508 193539 205635 258052 274180 322565 387078 411270 645130 774156 822540 967695 1290260 1935390 3870780 884408717 1768817434 2653226151 3537634868 4422043585 5306452302 8844087170 10612904604 13266130755 17688174340 26532261510 53064523020