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1203200213 = 19577109751
BaseRepresentation
bin100011110110111…
…0110000011010101
310002212000220101212
41013231312003111
54431004401323
6315220431205
741550014225
oct10755660325
93085026355
101203200213
115681a2146
12296b48505
13162374cb7
14b5b24085
157096db78
hex47b760d5

1203200213 has 8 divisors (see below), whose sum is σ = 1268733120. Its totient is φ = 1137888000.

The previous prime is 1203200209. The next prime is 1203200261. The reversal of 1203200213 is 3120023021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1203200213 - 22 = 1203200209 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 (1203200203) 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 7 ways as a sum of consecutive naturals, for example, 43913 + ... + 65838.

It is an arithmetic number, because the mean of its divisors is an integer number (158591640).

Almost surely, 21203200213 is an apocalyptic number.

It is an amenable number.

1203200213 is a deficient number, since it is larger than the sum of its proper divisors (65532907).

1203200213 is a wasteful number, since it uses less digits than its factorization.

1203200213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110347.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1203200213 is about 34687.1764921851. The cubic root of 1203200213 is about 1063.6023789501.

Adding to 1203200213 its reverse (3120023021), we get a palindrome (4323223234).

The spelling of 1203200213 in words is "one billion, two hundred three million, two hundred thousand, two hundred thirteen".

Divisors: 1 19 577 10963 109751 2085269 63326327 1203200213