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54523445120 = 275285729819
BaseRepresentation
bin110010110001110110…
…011011111110000000
312012201211110222210022
4302301312123332000
51343131000220440
641014150353012
73640066431254
oct626166337600
9165654428708
1054523445120
112113a077351
12a69795b768
1351abc64a81
1428d33c0264
151641a64cb5
hexcb1d9bf80

54523445120 has 64 divisors (see below), whose sum is σ = 130395106800. Its totient is φ = 21801013248.

The previous prime is 54523445111. The next prime is 54523445149. The reversal of 54523445120 is 2154432545.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813571 + ... + 1843389.

Almost surely, 254523445120 is an apocalyptic number.

It is an amenable number.

54523445120 is an abundant number, since it is smaller than the sum of its proper divisors (75871661680).

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

54523445120 is a wasteful number, since it uses less digits than its factorization.

54523445120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32695 (or 32683 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 54523445120 its reverse (2154432545), we get a palindrome (56677877665).

The spelling of 54523445120 in words is "fifty-four billion, five hundred twenty-three million, four hundred forty-five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 2857 5714 11428 14285 22856 28570 29819 45712 57140 59638 91424 114280 119276 149095 182848 228560 238552 298190 365696 457120 477104 596380 914240 954208 1192760 1828480 1908416 2385520 3816832 4771040 9542080 19084160 85192883 170385766 340771532 425964415 681543064 851928830 1363086128 1703857660 2726172256 3407715320 5452344512 6815430640 10904689024 13630861280 27261722560 54523445120