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224123130 = 232571132341
BaseRepresentation
bin11010101101111…
…01100011111010
3120121201122010200
431112331203322
5424333420010
634123423030
75361005130
oct1526754372
9517648120
10224123130
1110556a030
1263084a76
133758234a
1421aa1750
1514a21cc0
hexd5bd8fa

224123130 has 96 divisors (see below), whose sum is σ = 726530688. Its totient is φ = 46569600.

The previous prime is 224123113. The next prime is 224123131. The reversal of 224123130 is 31321422.

224123130 is digitally balanced in base 3, 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 (18).

It is not an unprimeable number, because it can be changed into a prime (224123131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9241 + ... + 23100.

It is an arithmetic number, because the mean of its divisors is an integer number (7568028).

Almost surely, 2224123130 is an apocalyptic number.

224123130 is an abundant number, since it is smaller than the sum of its proper divisors (502407558).

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

224123130 is a wasteful number, since it uses less digits than its factorization.

224123130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32372 (or 32369 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 224123130 is about 14970.7424665579. The cubic root of 224123130 is about 607.4290523253.

Adding to 224123130 its reverse (31321422), we get a palindrome (255444552).

The spelling of 224123130 in words is "two hundred twenty-four million, one hundred twenty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 63 66 70 77 90 99 105 110 126 154 165 198 210 231 315 330 385 462 495 630 693 770 990 1155 1386 2310 3465 6930 32341 64682 97023 161705 194046 226387 291069 323410 355751 452774 485115 582138 679161 711502 970230 1067253 1131935 1358322 1455345 1778755 2037483 2134506 2263870 2490257 2910690 3201759 3395805 3557510 4074966 4980514 5336265 6403518 6791610 7470771 10187415 10672530 12451285 14941542 16008795 20374830 22412313 24902570 32017590 37353855 44824626 74707710 112061565 224123130