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1322200230 = 2351322511039
BaseRepresentation
bin100111011001111…
…0010110010100110
310102010221201201220
41032303302302212
510201440401410
6335111201210
744523342111
oct11663626246
93363851656
101322200230
1161939066a
1230a976206
13180c0ba00
14c785d578
157b128070
hex4ecf2ca6

1322200230 has 96 divisors (see below), whose sum is σ = 3453166080. Its totient is φ = 323856000.

The previous prime is 1322200199. The next prime is 1322200237. The reversal of 1322200230 is 320022231.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322200237) 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 47 ways as a sum of consecutive naturals, for example, 1272051 + ... + 1273089.

It is an arithmetic number, because the mean of its divisors is an integer number (35970480).

Almost surely, 21322200230 is an apocalyptic number.

1322200230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322200230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726583040).

1322200230 is an abundant number, since it is smaller than the sum of its proper divisors (2130965850).

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

1322200230 is a wasteful number, since it uses less digits than its factorization.

1322200230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1313 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1322200230 is about 36362.0713106391. The cubic root of 1322200230 is about 1097.5704588233.

Adding to 1322200230 its reverse (320022231), we get a palindrome (1642222461).

The spelling of 1322200230 in words is "one billion, three hundred twenty-two million, two hundred thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 169 195 251 338 390 502 507 753 845 1014 1039 1255 1506 1690 2078 2510 2535 3117 3263 3765 5070 5195 6234 6526 7530 9789 10390 13507 15585 16315 19578 27014 31170 32630 40521 42419 48945 67535 81042 84838 97890 127257 135070 175591 202605 212095 254514 260789 351182 405210 424190 521578 526773 636285 782367 877955 1053546 1272570 1303945 1564734 1755910 2607890 2633865 3390257 3911835 5267730 6780514 7823670 10170771 16951285 20341542 33902570 44073341 50853855 88146682 101707710 132220023 220366705 264440046 440733410 661100115 1322200230