Search a number
-
+
244310430 = 23571389491
BaseRepresentation
bin11101000111111…
…10000110011110
3122000201020220110
432203332012132
51000020413210
640124230450
76024414210
oct1643760636
9560636813
10244310430
111159a8051
126999b426
133b7ccab0
14246385b0
15166ad420
hexe8fe19e

244310430 has 64 divisors (see below), whose sum is σ = 721663488. Its totient is φ = 51546240.

The previous prime is 244310419. The next prime is 244310447. The reversal of 244310430 is 34013442.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 244310397 and 244310406.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 42016 + ... + 47475.

It is an arithmetic number, because the mean of its divisors is an integer number (11275992).

Almost surely, 2244310430 is an apocalyptic number.

244310430 is an abundant number, since it is smaller than the sum of its proper divisors (477353058).

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

244310430 is a wasteful number, since it uses less digits than its factorization.

244310430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89521.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 244310430 is about 15630.4328155045. The cubic root of 244310430 is about 625.1448666859.

Adding to 244310430 its reverse (34013442), we get a palindrome (278323872).

The spelling of 244310430 in words is "two hundred forty-four million, three hundred ten thousand, four hundred thirty".

Divisors: 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 390 455 546 910 1365 2730 89491 178982 268473 447455 536946 626437 894910 1163383 1252874 1342365 1879311 2326766 2684730 3132185 3490149 3758622 5816915 6264370 6980298 8143681 9396555 11633830 16287362 17450745 18793110 24431043 34901490 40718405 48862086 81436810 122155215 244310430