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90033106963 = 19311091402363
BaseRepresentation
bin101001111011001100…
…1000011000000010011
322121101120011201100011
41103312121003000103
52433341433410323
6105205521535351
76335050532212
oct1236631030023
9277346151304
1090033106963
1135201383918
1215547aa4557
13864a9444b7
144501479079
15251e21b20d
hex14f6643013

90033106963 has 16 divisors (see below), whose sum is σ = 98726425600. Its totient is φ = 81785751840.

The previous prime is 90033106957. The next prime is 90033106979. The reversal of 90033106963 is 36960133009.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 90033106963 - 229 = 89496236051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90033106913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636981 + ... + 765382.

It is an arithmetic number, because the mean of its divisors is an integer number (6170401600).

Almost surely, 290033106963 is an apocalyptic number.

90033106963 is a deficient number, since it is larger than the sum of its proper divisors (8693318637).

90033106963 is a wasteful number, since it uses less digits than its factorization.

90033106963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402522.

The product of its (nonzero) digits is 78732, while the sum is 40.

The spelling of 90033106963 in words is "ninety billion, thirty-three million, one hundred six thousand, nine hundred sixty-three".

Divisors: 1 19 31 109 589 2071 3379 64201 1402363 26644897 43473253 152857567 825991807 2904293773 4738584577 90033106963