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213010012030 = 25433697133993
BaseRepresentation
bin1100011001100001100…
…0101101011101111110
3202100211000220202212211
43012120120231131332
511442221030341110
6241504435451034
721250405141144
oct3063030553576
9670730822784
10213010012030
1182378664862
1235348756a7a
13171187b804a
14a449cd5594
15581a70298a
hex319862d77e

213010012030 has 32 divisors (see below), whose sum is σ = 392443771104. Its totient is φ = 83199384576.

The previous prime is 213010012013. The next prime is 213010012081. The reversal of 213010012030 is 30210010312.

It is a self number, because there is not a number n which added to its sum of digits gives 213010012030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1522714 + ... + 1656706.

It is an arithmetic number, because the mean of its divisors is an integer number (12263867847).

Almost surely, 2213010012030 is an apocalyptic number.

213010012030 is a deficient number, since it is larger than the sum of its proper divisors (179433759074).

213010012030 is a wasteful number, since it uses less digits than its factorization.

213010012030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137740.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 213010012030 its reverse (30210010312), we get a palindrome (243220022342).

The spelling of 213010012030 in words is "two hundred thirteen billion, ten million, twelve thousand, thirty".

Divisors: 1 2 5 10 43 86 215 430 3697 7394 18485 36970 133993 158971 267986 317942 669965 794855 1339930 1589710 5761699 11523398 28808495 57616990 495372121 990744242 2476860605 4953721210 21301001203 42602002406 106505006015 213010012030