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121300333 = 7211313719
BaseRepresentation
bin1110011101011…
…10010101101101
322110020200202221
413032232111231
5222023102313
620011515341
73002015200
oct716562555
9273220687
10121300333
116251a810
1234758b51
131c190a5b
1412177937
15a9b0c8d
hex73ae56d

121300333 has 24 divisors (see below), whose sum is σ = 154638720. Its totient is φ = 94086720.

The previous prime is 121300327. The next prime is 121300357. The reversal of 121300333 is 333003121.

It is a de Polignac number, because none of the positive numbers 2k-121300333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121300633) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 168348 + ... + 169066.

It is an arithmetic number, because the mean of its divisors is an integer number (6443280).

Almost surely, 2121300333 is an apocalyptic number.

It is an amenable number.

121300333 is a deficient number, since it is larger than the sum of its proper divisors (33338387).

121300333 is a wasteful number, since it uses less digits than its factorization.

121300333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1050 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 121300333 is about 11013.6430394307. The cubic root of 121300333 is about 495.0176275054.

Adding to 121300333 its reverse (333003121), we get a palindrome (454303454).

The spelling of 121300333 in words is "one hundred twenty-one million, three hundred thousand, three hundred thirty-three".

Divisors: 1 7 11 49 77 313 539 719 2191 3443 5033 7909 15337 24101 35231 55363 168707 225047 387541 1575329 2475517 11027303 17328619 121300333