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50533120 = 285113797
BaseRepresentation
bin1100000011000…
…1001100000000
310112002100102001
43000301030000
5100414024440
65003033344
71152344611
oct300611400
9115070361
1050533120
1126585310
1214b0b854
13a613c71
1469d5c08
154682b9a
hex3031300

50533120 has 144 divisors (see below), whose sum is σ = 137013408. Its totient is φ = 17694720.

The previous prime is 50533117. The next prime is 50533159. The reversal of 50533120 is 2133505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520912 + ... + 521008.

It is an arithmetic number, because the mean of its divisors is an integer number (951482).

Almost surely, 250533120 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 50533120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68506704).

50533120 is an abundant number, since it is smaller than the sum of its proper divisors (86480288).

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

50533120 is a wasteful number, since it uses less digits than its factorization.

50533120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 50533120 is about 7108.6651348900. The cubic root of 50533120 is about 369.7078775322.

Adding to 50533120 its reverse (2133505), we get a palindrome (52666625).

It can be divided in two parts, 50533 and 120, that added together give a cube (50653 = 373).

The spelling of 50533120 in words is "fifty million, five hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 37 40 44 55 64 74 80 88 97 110 128 148 160 176 185 194 220 256 296 320 352 370 388 407 440 485 592 640 704 740 776 814 880 970 1067 1184 1280 1408 1480 1552 1628 1760 1940 2035 2134 2368 2816 2960 3104 3256 3520 3589 3880 4070 4268 4736 5335 5920 6208 6512 7040 7178 7760 8140 8536 9472 10670 11840 12416 13024 14080 14356 15520 16280 17072 17945 21340 23680 24832 26048 28712 31040 32560 34144 35890 39479 42680 47360 52096 57424 62080 65120 68288 71780 78958 85360 104192 114848 124160 130240 136576 143560 157916 170720 197395 229696 260480 273152 287120 315832 341440 394790 459392 520960 574240 631664 682880 789580 918784 1148480 1263328 1365760 1579160 2296960 2526656 3158320 4593920 5053312 6316640 10106624 12633280 25266560 50533120