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48000078665 = 5711211334139
BaseRepresentation
bin101100101101000001…
…110001001101001001
311120220012121122022022
4230231001301031021
51241301010004130
634015000134225
73316325636210
oct545501611511
9146805548268
1048000078665
11193a187a600
129377167375
1346ac622416
142474c96077
1513adeea7e5
hexb2d071349

48000078665 has 24 divisors (see below), whose sum is σ = 72357149760. Its totient is φ = 29922124320.

The previous prime is 48000078631. The next prime is 48000078701. The reversal of 48000078665 is 56687000084.

It is not a de Polignac number, because 48000078665 - 26 = 48000078601 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5662835 + ... + 5671304.

It is an arithmetic number, because the mean of its divisors is an integer number (3014881240).

Almost surely, 248000078665 is an apocalyptic number.

It is an amenable number.

48000078665 is a deficient number, since it is larger than the sum of its proper divisors (24357071095).

48000078665 is a wasteful number, since it uses less digits than its factorization.

48000078665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11334173 (or 11334162 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 48000078665 in words is "forty-eight billion, seventy-eight thousand, six hundred sixty-five".

Divisors: 1 5 7 11 35 55 77 121 385 605 847 4235 11334139 56670695 79338973 124675529 396694865 623377645 872728703 1371430819 4363643515 6857154095 9600015733 48000078665