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544200225 = 352291511657
BaseRepresentation
bin100000011011111…
…101011000100001
31101221000020100220
4200123331120201
52103303401400
6130000033253
716325424402
oct4033753041
91357006326
10544200225
1125a206758
12132302829
138898c68a
14523bd9a9
1532b997a0
hex206fd621

544200225 has 48 divisors (see below), whose sum is σ = 937499520. Its totient is φ = 278208000.

The previous prime is 544200193. The next prime is 544200253. The reversal of 544200225 is 522002445.

It is a happy number.

It is not a de Polignac number, because 544200225 - 25 = 544200193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544200195 and 544200204.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 327597 + ... + 329253.

It is an arithmetic number, because the mean of its divisors is an integer number (19531240).

Almost surely, 2544200225 is an apocalyptic number.

It is an amenable number.

544200225 is a deficient number, since it is larger than the sum of its proper divisors (393299295).

544200225 is a wasteful number, since it uses less digits than its factorization.

544200225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850 (or 1845 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 544200225 is about 23328.0994725245. The cubic root of 544200225 is about 816.4311612104.

The spelling of 544200225 in words is "five hundred forty-four million, two hundred thousand, two hundred twenty-five".

Divisors: 1 3 5 15 25 29 75 87 145 151 435 453 725 755 1657 2175 2265 3775 4379 4971 8285 11325 13137 21895 24855 41425 48053 65685 109475 124275 144159 240265 250207 328425 720795 750621 1201325 1251035 3603975 3753105 6255175 7256003 18765525 21768009 36280015 108840045 181400075 544200225