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52492250 = 2531943257
BaseRepresentation
bin1100100000111…
…1011111011010
310122202212211102
43020033133122
5101414223000
65113031402
71205114426
oct310173732
9118685742
1052492250
11276a3228
12156b5562
13ab4b905
146d85b86
15491d3d5
hex320f7da

52492250 has 64 divisors (see below), whose sum is σ = 106254720. Its totient is φ = 19353600.

The previous prime is 52492249. The next prime is 52492267. The reversal of 52492250 is 5229425.

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, 204122 + ... + 204378.

It is an arithmetic number, because the mean of its divisors is an integer number (1660230).

Almost surely, 252492250 is an apocalyptic number.

52492250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52492250 is an abundant number, since it is smaller than the sum of its proper divisors (53762470).

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

52492250 is a wasteful number, since it uses less digits than its factorization.

52492250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 52492250 is about 7245.1535525481. The cubic root of 52492250 is about 374.4251934507.

The spelling of 52492250 in words is "fifty-two million, four hundred ninety-two thousand, two hundred fifty".

Divisors: 1 2 5 10 19 25 38 43 50 86 95 125 190 215 250 257 430 475 514 817 950 1075 1285 1634 2150 2375 2570 4085 4750 4883 5375 6425 8170 9766 10750 11051 12850 20425 22102 24415 32125 40850 48830 55255 64250 102125 110510 122075 204250 209969 244150 276275 419938 552550 610375 1049845 1220750 1381375 2099690 2762750 5249225 10498450 26246125 52492250