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83287450704463 = 1912503350599859
BaseRepresentation
bin10010111011111111011110…
…111010011101101001001111
3101220220012110122100001122121
4102323333132322131221033
541404040144340020323
6453045420542153411
723354214446054455
oct2273773672355117
9356805418301577
1083287450704463
11245a1011694695
1294117ba882867
133761c85604555
14167d1c40669d5
1599676ec66a5d
hex4bbfdee9da4f

83287450704463 has 8 divisors (see below), whose sum is σ = 87678012988800. Its totient is φ = 78897589644888.

The previous prime is 83287450704391. The next prime is 83287450704503. The reversal of 83287450704463 is 36440705478238.

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

It is a de Polignac number, because none of the positive numbers 2k-83287450704463 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 (83287451704463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175062373 + ... + 175537486.

It is an arithmetic number, because the mean of its divisors is an integer number (10959751623600).

Almost surely, 283287450704463 is an apocalyptic number.

83287450704463 is a deficient number, since it is larger than the sum of its proper divisors (4390562284337).

83287450704463 is a wasteful number, since it uses less digits than its factorization.

83287450704463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350612381.

The product of its (nonzero) digits is 108380160, while the sum is 61.

The spelling of 83287450704463 in words is "eighty-three trillion, two hundred eighty-seven billion, four hundred fifty million, seven hundred four thousand, four hundred sixty-three".

Divisors: 1 19 12503 237557 350599859 6661397321 4383550037077 83287450704463