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231034300 = 225271929599
BaseRepresentation
bin11011100010101…
…00110110111100
3121002201202110221
431301110312330
5433121044200
634531511124
75503521250
oct1561246674
9532652427
10231034300
1110945a542
12654584a4
1338b31cb3
1422980260
151543991a
hexdc54dbc

231034300 has 144 divisors (see below), whose sum is σ = 624960000. Its totient is φ = 72334080.

The previous prime is 231034283. The next prime is 231034337. The reversal of 231034300 is 3430132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 385401 + ... + 385999.

It is an arithmetic number, because the mean of its divisors is an integer number (4340000).

Almost surely, 2231034300 is an apocalyptic number.

231034300 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 231034300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312480000).

231034300 is an abundant number, since it is smaller than the sum of its proper divisors (393925700).

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

231034300 is a wasteful number, since it uses less digits than its factorization.

231034300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 231034300 is about 15199.8124988435. The cubic root of 231034300 is about 613.6096115369.

Adding to 231034300 its reverse (3430132), we get a palindrome (234464432).

The spelling of 231034300 in words is "two hundred thirty-one million, thirty-four thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 19 20 25 28 29 35 38 50 58 70 76 95 100 116 133 140 145 175 190 203 266 290 350 380 406 475 532 551 580 599 665 700 725 812 950 1015 1102 1198 1330 1450 1900 2030 2204 2396 2660 2755 2900 2995 3325 3857 4060 4193 5075 5510 5990 6650 7714 8386 10150 11020 11381 11980 13300 13775 14975 15428 16772 17371 19285 20300 20965 22762 27550 29950 34742 38570 41930 45524 55100 56905 59900 69484 77140 79667 83860 86855 96425 104825 113810 121597 159334 173710 192850 209650 227620 243194 284525 318668 330049 347420 385700 398335 419300 434275 486388 569050 607985 660098 796670 868550 1138100 1215970 1320196 1593340 1650245 1737100 1991675 2310343 2431940 3039925 3300490 3983350 4620686 6079850 6600980 7966700 8251225 9241372 11551715 12159700 16502450 23103430 33004900 46206860 57758575 115517150 231034300