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378320036213 = 7733429717159
BaseRepresentation
bin1011000000101011010…
…00011010000101110101
31100011111202220002200002
411200111220122011311
522144244412124323
6445444155201045
736222060151340
oct5402550320565
91304452802602
10378320036213
11136498885759
12613a2746185
13298a1bb0bc2
141444cb2d457
159c93435828
hex5815a1a175

378320036213 has 16 divisors (see below), whose sum is σ = 433081608960. Its totient is φ = 323737693056.

The previous prime is 378320036111. The next prime is 378320036251. The reversal of 378320036213 is 312630023873.

It is a cyclic number.

It is not a de Polignac number, because 378320036213 - 28 = 378320035957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378320030213) 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 15 ways as a sum of consecutive naturals, for example, 22039328 + ... + 22056486.

It is an arithmetic number, because the mean of its divisors is an integer number (27067600560).

Almost surely, 2378320036213 is an apocalyptic number.

It is an amenable number.

378320036213 is a deficient number, since it is larger than the sum of its proper divisors (54761572747).

378320036213 is a wasteful number, since it uses less digits than its factorization.

378320036213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22196.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 378320036213 in words is "three hundred seventy-eight billion, three hundred twenty million, thirty-six thousand, two hundred thirteen".

Divisors: 1 7 733 4297 5131 17159 30079 120113 3149701 12577547 22047907 73732223 88042829 516125561 54045719459 378320036213