Search a number
-
+
3213230200 = 235247794327
BaseRepresentation
bin1011111110000110…
…0000000001111000
322021221021000011221
42333201200001320
523040041331300
61250502401424
7142425002035
oct27741400170
98257230157
103213230200
1113a986a454
12758130274
133c292175b
14226a7038c
1513c16331a
hexbf860078

3213230200 has 96 divisors (see below), whose sum is σ = 7728076800. Its totient is φ = 1241735040.

The previous prime is 3213230191. The next prime is 3213230219. The reversal of 3213230200 is 20323123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 740437 + ... + 744763.

It is an arithmetic number, because the mean of its divisors is an integer number (80500800).

Almost surely, 23213230200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3213230200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3864038400).

3213230200 is an abundant number, since it is smaller than the sum of its proper divisors (4514846600).

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

3213230200 is a wasteful number, since it uses less digits than its factorization.

3213230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4469 (or 4460 counting only the distinct ones).

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

The square root of 3213230200 is about 56685.3614260331. The cubic root of 3213230200 is about 1475.6406601193.

Adding to 3213230200 its reverse (20323123), we get a palindrome (3233553323).

The spelling of 3213230200 in words is "three billion, two hundred thirteen million, two hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 47 50 79 94 100 158 188 200 235 316 376 395 470 632 790 940 1175 1580 1880 1975 2350 3160 3713 3950 4327 4700 7426 7900 8654 9400 14852 15800 17308 18565 21635 29704 34616 37130 43270 74260 86540 92825 108175 148520 173080 185650 203369 216350 341833 371300 406738 432700 683666 742600 813476 865400 1016845 1367332 1626952 1709165 2033690 2734664 3418330 4067380 5084225 6836660 8134760 8545825 10168450 13673320 16066151 17091650 20336900 32132302 34183300 40673800 64264604 68366600 80330755 128529208 160661510 321323020 401653775 642646040 803307550 1606615100 3213230200