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1300032230 = 257253113443
BaseRepresentation
bin100110101111100…
…1110101011100110
310100121020110221212
41031133032223212
510130302012410
6333000111422
744134043300
oct11537165346
93317213855
101300032230
1160791a502
12303465572
13179449853
14c492c970
15791e9b05
hex4d7ceae6

1300032230 has 96 divisors (see below), whose sum is σ = 2804328864. Its totient is φ = 432466944.

The previous prime is 1300032229. The next prime is 1300032241. The reversal of 1300032230 is 322300031.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2934389 + ... + 2934831.

It is an arithmetic number, because the mean of its divisors is an integer number (29211759).

Almost surely, 21300032230 is an apocalyptic number.

1300032230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1300032230 is an abundant number, since it is smaller than the sum of its proper divisors (1504296634).

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

1300032230 is a wasteful number, since it uses less digits than its factorization.

1300032230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1300032230 is about 36055.9597015528. The cubic root of 1300032230 is about 1091.4019023693.

Adding to 1300032230 its reverse (322300031), we get a palindrome (1622332261).

The spelling of 1300032230 in words is "one billion, three hundred million, thirty-two thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 53 70 98 106 113 226 245 265 371 443 490 530 565 742 791 886 1130 1582 1855 2215 2597 3101 3710 3955 4430 5194 5537 5989 6202 7910 11074 11978 12985 15505 21707 23479 25970 27685 29945 31010 41923 43414 46958 50059 55370 59890 83846 100118 108535 117395 164353 209615 217070 234790 250295 293461 328706 350413 419230 500590 586922 700826 821765 1150471 1467305 1643530 1752065 2300942 2452891 2653127 2934610 3504130 4905782 5306254 5752355 11504710 12264455 13265635 18571889 24528910 26531270 37143778 92859445 130003223 185718890 260006446 650016115 1300032230