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53975960 = 23519293179
BaseRepresentation
bin1100110111100…
…1101110011000
310202120021002122
43031321232120
5102304212320
65204520412
71223534213
oct315715630
9122507078
1053975960
1128516a35
12160b0108
13b24b04c
14725077a
154b12d25
hex3379b98

53975960 has 128 divisors (see below), whose sum is σ = 138240000. Its totient is φ = 18869760.

The previous prime is 53975959. The next prime is 53976001. The reversal of 53975960 is 6957935.

It is a congruent number.

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, 683201 + ... + 683279.

It is an arithmetic number, because the mean of its divisors is an integer number (1080000).

Almost surely, 253975960 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 53975960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69120000).

53975960 is an abundant number, since it is smaller than the sum of its proper divisors (84264040).

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

53975960 is a wasteful number, since it uses less digits than its factorization.

53975960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 53975960 is about 7346.8333314429. The cubic root of 53975960 is about 377.9202168244.

The spelling of 53975960 in words is "fifty-three million, nine hundred seventy-five thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 19 20 29 31 38 40 58 62 76 79 95 116 124 145 152 155 158 190 232 248 290 310 316 380 395 551 580 589 620 632 760 790 899 1102 1160 1178 1240 1501 1580 1798 2204 2291 2356 2449 2755 2945 3002 3160 3596 4408 4495 4582 4712 4898 5510 5890 6004 7192 7505 8990 9164 9796 11020 11455 11780 12008 12245 15010 17081 17980 18328 19592 22040 22910 23560 24490 30020 34162 35960 43529 45820 46531 48980 60040 68324 71021 85405 87058 91640 93062 97960 136648 142042 170810 174116 186124 217645 232655 284084 341620 348232 355105 372248 435290 465310 568168 683240 710210 870580 930620 1349399 1420420 1741160 1861240 2698798 2840840 5397596 6746995 10795192 13493990 26987980 53975960