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53268143120 = 24519233150407
BaseRepresentation
bin110001100111000001…
…110101110000010000
312002111100102001011122
4301213001311300100
51333043121034440
640245425101412
73564014513543
oct614701656020
9162440361148
1053268143120
1120655529385
12a3a7487868
13503bb79b1a
1428147b685a
1515bb7537b5
hexc67075c10

53268143120 has 80 divisors (see below), whose sum is σ = 130927155840. Its totient is φ = 20099054592.

The previous prime is 53268143069. The next prime is 53268143141. The reversal of 53268143120 is 2134186235.

It is a tau number, because it is divible by the number of its divisors (80).

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, 278957 + ... + 429363.

It is an arithmetic number, because the mean of its divisors is an integer number (1636589448).

Almost surely, 253268143120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53268143120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65463577920).

53268143120 is an abundant number, since it is smaller than the sum of its proper divisors (77659012720).

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

53268143120 is a wasteful number, since it uses less digits than its factorization.

53268143120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150672 (or 150666 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 53268143120 in words is "fifty-three billion, two hundred sixty-eight million, one hundred forty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 233 304 380 466 760 932 1165 1520 1864 2330 3728 4427 4660 8854 9320 17708 18640 22135 35416 44270 70832 88540 150407 177080 300814 354160 601628 752035 1203256 1504070 2406512 2857733 3008140 5715466 6016280 11430932 12032560 14288665 22861864 28577330 35044831 45723728 57154660 70089662 114309320 140179324 175224155 228618640 280358648 350448310 560717296 665851789 700896620 1331703578 1401793240 2663407156 2803586480 3329258945 5326814312 6658517890 10653628624 13317035780 26634071560 53268143120