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50528940 = 223571110937
BaseRepresentation
bin1100000011000…
…0001010101100
310112002010200020
43000300022230
5100413411230
65003002140
71152326460
oct300601254
9115063606
1050528940
1126582160
1214b09350
13a6120a7
1469d44a0
154681810
hex30302ac

50528940 has 96 divisors (see below), whose sum is σ = 176408064. Its totient is φ = 10498560.

The previous prime is 50528911. The next prime is 50528963. The reversal of 50528940 is 4982505.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 849 + ... + 10088.

It is an arithmetic number, because the mean of its divisors is an integer number (1837584).

Almost surely, 250528940 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 50528940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88204032).

50528940 is an abundant number, since it is smaller than the sum of its proper divisors (125879124).

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

50528940 is a wasteful number, since it uses less digits than its factorization.

50528940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10967 (or 10965 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 50528940 is about 7108.3711214314. The cubic root of 50528940 is about 369.6976834157.

The spelling of 50528940 in words is "fifty million, five hundred twenty-eight thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 55 60 66 70 77 84 105 110 132 140 154 165 210 220 231 308 330 385 420 462 660 770 924 1155 1540 2310 4620 10937 21874 32811 43748 54685 65622 76559 109370 120307 131244 153118 164055 218740 229677 240614 306236 328110 360921 382795 459354 481228 601535 656220 721842 765590 842149 918708 1148385 1203070 1443684 1531180 1684298 1804605 2296770 2406140 2526447 3368596 3609210 4210745 4593540 5052894 7218420 8421490 10105788 12632235 16842980 25264470 50528940