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2031301230 = 2357292811187
BaseRepresentation
bin111100100010011…
…0011001001101110
312020120020210102220
41321010303021232
513130003114410
6533321500210
7101223530010
oct17104631156
95216223386
102031301230
11952686752
12488341666
13264ab66ba
14153ac61b0
15bd4e7070
hex7913326e

2031301230 has 128 divisors (see below), whose sum is σ = 5789076480. Its totient is φ = 446315520.

The previous prime is 2031301183. The next prime is 2031301241. The reversal of 2031301230 is 321031302.

2031301230 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1710697 + ... + 1711883.

It is an arithmetic number, because the mean of its divisors is an integer number (45227160).

Almost surely, 22031301230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031301230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2894538240).

2031301230 is an abundant number, since it is smaller than the sum of its proper divisors (3757775250).

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

2031301230 is a wasteful number, since it uses less digits than its factorization.

2031301230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2031301230 is about 45069.9592855374. The cubic root of 2031301230 is about 1266.4599016921.

Adding to 2031301230 its reverse (321031302), we get a palindrome (2352332532).

The spelling of 2031301230 in words is "two billion, thirty-one million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 29 30 35 42 58 70 87 105 145 174 203 210 281 290 406 435 562 609 843 870 1015 1187 1218 1405 1686 1967 2030 2374 2810 3045 3561 3934 4215 5901 5935 6090 7122 8149 8309 8430 9835 11802 11870 16298 16618 17805 19670 24447 24927 29505 34423 35610 40745 41545 48894 49854 57043 59010 68846 81490 83090 103269 114086 122235 124635 171129 172115 206538 240961 244470 249270 285215 333547 342258 344230 481922 516345 570430 667094 722883 855645 1000641 1032690 1204805 1445766 1667735 1711290 2001282 2334829 2409610 3335470 3614415 4669658 5003205 7004487 7228830 9672863 10006410 11674145 14008974 19345726 23348290 29018589 35022435 48364315 58037178 67710041 70044870 96728630 135420082 145092945 203130123 290185890 338550205 406260246 677100410 1015650615 2031301230