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250230203020 = 22573748306989
BaseRepresentation
bin1110100100001011100…
…0011110001010001100
3212220212222021101022001
43221002320132022030
513044432412444040
6310542033402044
724035636426410
oct3510270361214
9786788241261
10250230203020
1197138476186
12405b5709324
131a79a98c6b5
14c17b216d40
15679813c59a
hex3a42e1e28c

250230203020 has 48 divisors (see below), whose sum is σ = 616783648320. Its totient is φ = 83474475264.

The previous prime is 250230202987. The next prime is 250230203029. The reversal of 250230203020 is 20302032052.

It is not an unprimeable number, because it can be changed into a prime (250230203029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24148315 + ... + 24158674.

It is an arithmetic number, because the mean of its divisors is an integer number (12849659340).

Almost surely, 2250230203020 is an apocalyptic number.

250230203020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250230203020 is an abundant number, since it is smaller than the sum of its proper divisors (366553445300).

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

250230203020 is a wasteful number, since it uses less digits than its factorization.

250230203020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48307042 (or 48307040 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

Adding to 250230203020 its reverse (20302032052), we get a palindrome (270532235072).

The spelling of 250230203020 in words is "two hundred fifty billion, two hundred thirty million, two hundred three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 37 70 74 140 148 185 259 370 518 740 1036 1295 2590 5180 48306989 96613978 193227956 241534945 338148923 483069890 676297846 966139780 1352595692 1690744615 1787358593 3381489230 3574717186 6762978460 7149434372 8936792965 12511510151 17873585930 25023020302 35747171860 50046040604 62557550755 125115101510 250230203020