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23030103320 = 23571723210359
BaseRepresentation
bin10101011100101100…
…110111110100011000
32012110000012110120122
4111130230313310120
5334131201301240
614325131012412
71443464435240
oct253454676430
965400173518
1023030103320
119848990544
12456889a108
13223039c193
1411868c6b20
158ebca94b5
hex55cb37d18

23030103320 has 128 divisors (see below), whose sum is σ = 65430374400. Its totient is φ = 7108417536.

The previous prime is 23030103277. The next prime is 23030103347. The reversal of 23030103320 is 2330103032.

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

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 31 ways as a sum of consecutive naturals, for example, 4301 + ... + 214659.

It is an arithmetic number, because the mean of its divisors is an integer number (511174800).

Almost surely, 223030103320 is an apocalyptic number.

23030103320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23030103320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32715187200).

23030103320 is an abundant number, since it is smaller than the sum of its proper divisors (42400271080).

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

23030103320 is a wasteful number, since it uses less digits than its factorization.

23030103320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210417 (or 210413 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 23030103320 its reverse (2330103032), we get a palindrome (25360206352).

The spelling of 23030103320 in words is "twenty-three billion, thirty million, one hundred three thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 17 20 23 28 34 35 40 46 56 68 70 85 92 115 119 136 140 161 170 184 230 238 280 322 340 391 460 476 595 644 680 782 805 920 952 1190 1288 1564 1610 1955 2380 2737 3128 3220 3910 4760 5474 6440 7820 10948 13685 15640 21896 27370 54740 109480 210359 420718 841436 1051795 1472513 1682872 2103590 2945026 3576103 4207180 4838257 5890052 7152206 7362565 8414360 9676514 11780104 14304412 14725130 17880515 19353028 24191285 25032721 28608824 29450260 33867799 35761030 38706056 48382570 50065442 58900520 67735598 71522060 82250369 96765140 100130884 125163605 135471196 143044120 164500738 169338995 193530280 200261768 250327210 270942392 329001476 338677990 411251845 500654420 575752583 658002952 677355980 822503690 1001308840 1151505166 1354711960 1645007380 2303010332 2878762915 3290014760 4606020664 5757525830 11515051660 23030103320