Search a number
-
+
2000248100 = 2252109183509
BaseRepresentation
bin111011100111001…
…0101110100100100
312011101211010112222
41313032111310210
513044030414400
6530252131512
7100365554054
oct16716256444
95141733488
102000248100
119370a7004
12479a66b98
1325b533276
1414d921564
15ba911185
hex77395d24

2000248100 has 36 divisors (see below), whose sum is σ = 4380383700. Its totient is φ = 792754560.

The previous prime is 2000248091. The next prime is 2000248109. The reversal of 2000248100 is 18420002.

It is an interprime number because it is at equal distance from previous prime (2000248091) and next prime (2000248109).

It can be written as a sum of positive squares in 6 ways, for example, as 134699236 + 1865548864 = 11606^2 + 43192^2 .

It is a super-2 number, since 2×20002481002 = 8001984923107220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2000248109) 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 11 ways as a sum of consecutive naturals, for example, 80855 + ... + 102654.

It is an arithmetic number, because the mean of its divisors is an integer number (121677325).

Almost surely, 22000248100 is an apocalyptic number.

2000248100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000248100 is an abundant number, since it is smaller than the sum of its proper divisors (2380135600).

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

2000248100 is a wasteful number, since it uses less digits than its factorization.

2000248100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183632 (or 183625 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2000248100 is about 44724.1333063034. The cubic root of 2000248100 is about 1259.9731454762.

Adding to 2000248100 its reverse (18420002), we get a palindrome (2018668102).

The spelling of 2000248100 in words is "two billion, two hundred forty-eight thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 109 218 436 545 1090 2180 2725 5450 10900 183509 367018 734036 917545 1835090 3670180 4587725 9175450 18350900 20002481 40004962 80009924 100012405 200024810 400049620 500062025 1000124050 2000248100