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200313212130 = 232510122036657
BaseRepresentation
bin1011101010001110011…
…0010000110011100010
3201011001011122111202200
42322203212100303202
511240220140242010
6232004515154030
720320643131623
oct2724346206342
9634034574680
10200313212130
1177a5264a0a9
12329a45a5916
1315b741948b5
1499a3933a4a
155325be2cc0
hex2ea3990ce2

200313212130 has 48 divisors (see below), whose sum is σ = 525970953144. Its totient is φ = 52887974400.

The previous prime is 200313212129. The next prime is 200313212171. The reversal of 200313212130 is 31212313002.

200313212130 is a `hidden beast` number, since 200 + 313 + 2 + 121 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 184496879961 + 15816332169 = 429531^2 + 125763^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 11009239 + ... + 11027418.

Almost surely, 2200313212130 is an apocalyptic number.

200313212130 is an abundant number, since it is smaller than the sum of its proper divisors (325657741014).

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

200313212130 is a wasteful number, since it uses less digits than its factorization.

200313212130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22036771 (or 22036768 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 200313212130 its reverse (31212313002), we get a palindrome (231525525132).

The spelling of 200313212130 in words is "two hundred billion, three hundred thirteen million, two hundred twelve thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 101 202 303 505 606 909 1010 1515 1818 3030 4545 9090 22036657 44073314 66109971 110183285 132219942 198329913 220366570 330549855 396659826 661099710 991649565 1983299130 2225702357 4451404714 6677107071 11128511785 13354214142 20031321213 22257023570 33385535355 40062642426 66771070710 100156606065 200313212130