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200320031312 = 2459977217199
BaseRepresentation
bin1011101010010000000…
…0010001101001010000
3201011001122110221220222
42322210000101221100
511240223412000222
6232005321252212
720321055112622
oct2724400215120
9634048427828
10200320031312
1177a56487495
12329a6934068
1315b7571170b
1499a47cac12
1553265dd542
hex2ea4011a50

200320031312 has 40 divisors (see below), whose sum is σ = 395104176000. Its totient is φ = 98361155072.

The previous prime is 200320031311. The next prime is 200320031333. The reversal of 200320031312 is 213130023002.

It is a super-2 number, since 2×2003200313122 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200320031311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813689 + ... + 1030887.

It is an arithmetic number, because the mean of its divisors is an integer number (9877604400).

Almost surely, 2200320031312 is an apocalyptic number.

It is an amenable number.

200320031312 is a deficient number, since it is larger than the sum of its proper divisors (194784144688).

200320031312 is a wasteful number, since it uses less digits than its factorization.

200320031312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218243 (or 218237 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200320031312 its reverse (213130023002), we get a palindrome (413450054314).

The spelling of 200320031312 in words is "two hundred billion, three hundred twenty million, thirty-one thousand, three hundred twelve".

Divisors: 1 2 4 8 16 59 118 236 472 944 977 1954 3908 7816 15632 57643 115286 217199 230572 434398 461144 868796 922288 1737592 3475184 12814741 25629482 51258964 102517928 205035856 212203423 424406846 848813692 1697627384 3395254768 12520001957 25040003914 50080007828 100160015656 200320031312