Search a number
-
+
72895200 = 2535274339
BaseRepresentation
bin1000101100001…
…00101011100000
312002011110102020
410112010223200
5122130121300
611122221440
71543412310
oct426045340
9162143366
1072895200
1138169274
12204b4880
1312143571
149977440
1565ed8a0
hex4584ae0

72895200 has 144 divisors (see below), whose sum is σ = 271232640. Its totient is φ = 16657920.

The previous prime is 72895189. The next prime is 72895219. The reversal of 72895200 is 259827.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14631 + ... + 18969.

It is an arithmetic number, because the mean of its divisors is an integer number (1883560).

Almost surely, 272895200 is an apocalyptic number.

72895200 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72895200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135616320).

72895200 is an abundant number, since it is smaller than the sum of its proper divisors (198337440).

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

72895200 is a wasteful number, since it uses less digits than its factorization.

72895200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4369 (or 4356 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 72895200 is about 8537.8685864799. The cubic root of 72895200 is about 417.7338262534.

The spelling of 72895200 in words is "seventy-two million, eight hundred ninety-five thousand, two hundred".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 25 28 30 32 35 40 42 48 50 56 60 70 75 80 84 96 100 105 112 120 140 150 160 168 175 200 210 224 240 280 300 336 350 400 420 480 525 560 600 672 700 800 840 1050 1120 1200 1400 1680 2100 2400 2800 3360 4200 4339 5600 8400 8678 13017 16800 17356 21695 26034 30373 34712 43390 52068 60746 65085 69424 86780 91119 104136 108475 121492 130170 138848 151865 173560 182238 208272 216950 242984 260340 303730 325425 347120 364476 416544 433900 455595 485968 520680 607460 650850 694240 728952 759325 867800 911190 971936 1041360 1214920 1301700 1457904 1518650 1735600 1822380 2082720 2277975 2429840 2603400 2915808 3037300 3471200 3644760 4555950 4859680 5206800 6074600 7289520 9111900 10413600 12149200 14579040 18223800 24298400 36447600 72895200