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537072480 = 25325753281
BaseRepresentation
bin100000000000110…
…001001101100000
31101102121002221100
4200000301031200
52044442304410
6125143154400
716211016660
oct4000611540
91342532840
10537072480
1125618855a
1212ba45a00
1387365289
14514861a0
153223c8c0
hex20031360

537072480 has 144 divisors (see below), whose sum is σ = 2094621984. Its totient is φ = 122757120.

The previous prime is 537072467. The next prime is 537072493. The reversal of 537072480 is 84270735.

It is an interprime number because it is at equal distance from previous prime (537072467) and next prime (537072493).

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 16561 + ... + 36720.

It is an arithmetic number, because the mean of its divisors is an integer number (14545986).

Almost surely, 2537072480 is an apocalyptic number.

It is an amenable number.

537072480 is an abundant number, since it is smaller than the sum of its proper divisors (1557549504).

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

537072480 is a wasteful number, since it uses less digits than its factorization.

537072480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53309 (or 53298 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 537072480 is about 23174.8242711784. The cubic root of 537072480 is about 812.8510413676.

The spelling of 537072480 in words is "five hundred thirty-seven million, seventy-two thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 210 224 240 252 280 288 315 336 360 420 480 504 560 630 672 720 840 1008 1120 1260 1440 1680 2016 2520 3360 5040 10080 53281 106562 159843 213124 266405 319686 372967 426248 479529 532810 639372 745934 799215 852496 959058 1065620 1118901 1278744 1491868 1598430 1704992 1864835 1918116 2131240 2237802 2397645 2557488 2983736 3196860 3356703 3729670 3836232 4262480 4475604 4795290 5114976 5594505 5967472 6393720 6713406 7459340 7672464 8524960 8951208 9590580 11189010 11934944 12787440 13426812 14918680 15344928 16783515 17902416 19181160 22378020 25574880 26853624 29837360 33567030 35804832 38362320 44756040 53707248 59674720 67134060 76724640 89512080 107414496 134268120 179024160 268536240 537072480