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103043230220 = 22576765316823
BaseRepresentation
bin101111111110111011…
…0101110101000001100
3100211222021000110022002
41133331312232220030
53142013031331340
6115200514011432
710305336001550
oct1377566565014
9324867013262
10103043230220
113a778242aa7
1217b78b76b78
13994214bb98
144db72bb860
152a314bc715
hex17fddaea0c

103043230220 has 96 divisors (see below), whose sum is σ = 251394167808. Its totient is φ = 34746446592.

The previous prime is 103043230219. The next prime is 103043230237. The reversal of 103043230220 is 22032340301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 103043230192 and 103043230201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6116729 + ... + 6133551.

It is an arithmetic number, because the mean of its divisors is an integer number (2618689248).

Almost surely, 2103043230220 is an apocalyptic number.

103043230220 is a gapful number since it is divisible by the number (10) 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 103043230220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125697083904).

103043230220 is an abundant number, since it is smaller than the sum of its proper divisors (148350937588).

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

103043230220 is a wasteful number, since it uses less digits than its factorization.

103043230220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17559 (or 17557 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 103043230220 its reverse (22032340301), we get a palindrome (125075570521).

The spelling of 103043230220 in words is "one hundred three billion, forty-three million, two hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 67 70 134 140 268 335 469 653 670 938 1306 1340 1876 2345 2612 3265 4571 4690 6530 9142 9380 13060 16823 18284 22855 33646 43751 45710 67292 84115 87502 91420 117761 168230 175004 218755 235522 306257 336460 437510 471044 588805 612514 875020 1127141 1177610 1225028 1531285 2254282 2355220 3062570 4508564 5635705 6125140 7889987 10985419 11271410 15779974 21970838 22542820 31559948 39449935 43941676 54927095 76897933 78899870 109854190 153795866 157799740 219708380 307591732 384489665 736023073 768979330 1472046146 1537958660 2944092292 3680115365 5152161511 7360230730 10304323022 14720461460 20608646044 25760807555 51521615110 103043230220