Search a number
-
+
244125980 = 22579371861
BaseRepresentation
bin11101000110100…
…01000100011100
3122000100212212222
432203101010130
5444444012410
640120244512
76023015360
oct1643210434
9560325788
10244125980
1111589150a
1269910738
133b766b57
14245cb2a0
1516673955
hexe8d111c

244125980 has 48 divisors (see below), whose sum is σ = 586842816. Its totient is φ = 83566080.

The previous prime is 244125953. The next prime is 244125997. The reversal of 244125980 is 89521442.

It is a super-2 number, since 2×2441259802 = 119194988221920800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 244125980.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130250 + ... + 132110.

It is an arithmetic number, because the mean of its divisors is an integer number (12225892).

Almost surely, 2244125980 is an apocalyptic number.

244125980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244125980 is an abundant number, since it is smaller than the sum of its proper divisors (342716836).

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

244125980 is a wasteful number, since it uses less digits than its factorization.

244125980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814 (or 2812 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 244125980 is about 15624.5313529718. The cubic root of 244125980 is about 624.9875026834.

The spelling of 244125980 in words is "two hundred forty-four million, one hundred twenty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 937 1861 1874 3722 3748 4685 6559 7444 9305 9370 13027 13118 18610 18740 26054 26236 32795 37220 52108 65135 65590 130270 131180 260540 1743757 3487514 6975028 8718785 12206299 17437570 24412598 34875140 48825196 61031495 122062990 244125980