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56050380 = 2235519607
BaseRepresentation
bin1101010111010…
…0001011001100
310220110122200000
43111310023030
5103322103010
65321204300
71250264121
oct325641314
9126418600
1056050380
1129703531
1216930690
13b7c6309
147630748
154dc27c0
hex35742cc

56050380 has 144 divisors (see below), whose sum is σ = 185902080. Its totient is φ = 14136768.

The previous prime is 56050369. The next prime is 56050439. The reversal of 56050380 is 8305065.

56050380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92037 + ... + 92643.

Almost surely, 256050380 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 56050380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92951040).

56050380 is an abundant number, since it is smaller than the sum of its proper divisors (129851700).

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

56050380 is a wasteful number, since it uses less digits than its factorization.

56050380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 56050380 is about 7486.6801721457. The cubic root of 56050380 is about 382.7009324912.

The spelling of 56050380 in words is "fifty-six million, fifty thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 36 38 45 54 57 60 76 81 90 95 108 114 135 162 171 180 190 228 243 270 285 324 342 380 405 486 513 540 570 607 684 810 855 972 1026 1140 1214 1215 1539 1620 1710 1821 2052 2428 2430 2565 3035 3078 3420 3642 4617 4860 5130 5463 6070 6156 7284 7695 9105 9234 10260 10926 11533 12140 15390 16389 18210 18468 21852 23066 23085 27315 30780 32778 34599 36420 46132 46170 49167 54630 57665 65556 69198 81945 92340 98334 103797 109260 115330 138396 147501 163890 172995 196668 207594 230660 245835 295002 311391 327780 345990 415188 491670 518985 590004 622782 691980 737505 934173 983340 1037970 1245564 1475010 1556955 1868346 2075940 2802519 2950020 3113910 3736692 4670865 5605038 6227820 9341730 11210076 14012595 18683460 28025190 56050380