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245470050 = 232527149523
BaseRepresentation
bin11101010000110…
…01001101100010
3122002220011121100
432220121031202
51000320020200
640205135230
76040314060
oct1650311542
9562804540
10245470050
1111661a311
126a25a516
133bb17867
142485b030
151683bd00
hexea19362

245470050 has 144 divisors (see below), whose sum is σ = 760219200. Its totient is φ = 55624320.

The previous prime is 245470033. The next prime is 245470051. The reversal of 245470050 is 50074542.

245470050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 245469996 and 245470023.

It is not an unprimeable number, because it can be changed into a prime (245470051) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 469089 + ... + 469611.

It is an arithmetic number, because the mean of its divisors is an integer number (5279300).

Almost surely, 2245470050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245470050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380109600).

245470050 is an abundant number, since it is smaller than the sum of its proper divisors (514749150).

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

245470050 is a wasteful number, since it uses less digits than its factorization.

245470050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 245470050 is about 15667.4838439361. The cubic root of 245470050 is about 626.1323897371.

The spelling of 245470050 in words is "two hundred forty-five million, four hundred seventy thousand, fifty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 25 30 35 42 45 50 63 70 75 90 105 126 149 150 175 210 225 298 315 350 447 450 523 525 630 745 894 1043 1046 1050 1341 1490 1569 1575 2086 2235 2615 2682 3129 3138 3150 3661 3725 4470 4707 5215 5230 6258 6705 7322 7450 7845 9387 9414 10430 10983 11175 13075 13410 15645 15690 18305 18774 21966 22350 23535 26075 26150 31290 32949 33525 36610 39225 46935 47070 52150 54915 65898 67050 77927 78225 78450 91525 93870 109830 117675 155854 156450 164745 183050 233781 234675 235350 274575 329490 389635 467562 469350 545489 549150 701343 779270 823725 1090978 1168905 1402686 1636467 1647450 1948175 2337810 2727445 3272934 3506715 3896350 4909401 5454890 5844525 7013430 8182335 9818802 11689050 13637225 16364670 17533575 24547005 27274450 35067150 40911675 49094010 81823350 122735025 245470050