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213423433130 = 25198111385057
BaseRepresentation
bin1100011011000100000…
…1110010010110101010
3202101212211211202000102
43012301001302112222
511444042344330010
6242013444505402
721263555151365
oct3066101622652
9671784752012
10213423433130
118256aa67196
12354430ab262
131718334840b
14a488b910dc
155841b67ba5
hex31b10725aa

213423433130 has 32 divisors (see below), whose sum is σ = 404880154560. Its totient is φ = 80776465920.

The previous prime is 213423433103. The next prime is 213423433159. The reversal of 213423433130 is 31334324312.

It is a junction number, because it is equal to n+sod(n) for n = 213423433093 and 213423433102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538439 + ... + 846618.

It is an arithmetic number, because the mean of its divisors is an integer number (12652504830).

Almost surely, 2213423433130 is an apocalyptic number.

213423433130 is a deficient number, since it is larger than the sum of its proper divisors (191456721430).

213423433130 is a wasteful number, since it uses less digits than its factorization.

213423433130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385894.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 213423433130 its reverse (31334324312), we get a palindrome (244757757442).

The spelling of 213423433130 in words is "two hundred thirteen billion, four hundred twenty-three million, four hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 811 1622 4055 8110 15409 30818 77045 154090 1385057 2770114 6925285 13850570 26316083 52632166 131580415 263160830 1123281227 2246562454 5616406135 11232812270 21342343313 42684686626 106711716565 213423433130