Search a number
-
+
244130030 = 25172296271
BaseRepresentation
bin11101000110100…
…10000011101110
3122000101002102222
432203102003232
5444444130110
640120315342
76023033234
oct1643220356
9560332388
10244130030
11115894561
1269912b52
133b768951
14245cc954
1516674c55
hexe8d20ee

244130030 has 32 divisors (see below), whose sum is σ = 467389440. Its totient is φ = 91491840.

The previous prime is 244130017. The next prime is 244130039. The reversal of 244130030 is 30031442.

244130030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 244129990 and 244130008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244130039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35795 + ... + 42065.

It is an arithmetic number, because the mean of its divisors is an integer number (14605920).

Almost surely, 2244130030 is an apocalyptic number.

244130030 is a deficient number, since it is larger than the sum of its proper divisors (223259410).

244130030 is a wasteful number, since it uses less digits than its factorization.

244130030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 244130030 is about 15624.6609563216. The cubic root of 244130030 is about 624.9909588025.

Adding to 244130030 its reverse (30031442), we get a palindrome (274161472).

The spelling of 244130030 in words is "two hundred forty-four million, one hundred thirty thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 229 458 1145 2290 3893 6271 7786 12542 19465 31355 38930 62710 106607 213214 533035 1066070 1436059 2872118 7180295 14360590 24413003 48826006 122065015 244130030