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48987528966 = 2322721529387
BaseRepresentation
bin101101100111111000…
…100101111100000110
311200110000200022110200
4231213320211330012
51300311301411331
634300552431330
73352646061105
oct554770457406
9150400608420
1048987528966
1119859201632
1295b19a8546
13480908733c
14252a09803c
15141aa4d5e6
hexb67e25f06

48987528966 has 12 divisors (see below), whose sum is σ = 106139646132. Its totient is φ = 16329176316.

The previous prime is 48987528929. The next prime is 48987528977. The reversal of 48987528966 is 66982578984.

48987528966 is a `hidden beast` number, since 4 + 8 + 9 + 8 + 7 + 528 + 96 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 48987528894 and 48987528903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1360764676 + ... + 1360764711.

It is an arithmetic number, because the mean of its divisors is an integer number (8844970511).

Almost surely, 248987528966 is an apocalyptic number.

48987528966 is an abundant number, since it is smaller than the sum of its proper divisors (57152117166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48987528966 is a wasteful number, since it uses less digits than its factorization.

48987528966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721529395 (or 2721529392 counting only the distinct ones).

The product of its digits is 418037760, while the sum is 72.

The spelling of 48987528966 in words is "forty-eight billion, nine hundred eighty-seven million, five hundred twenty-eight thousand, nine hundred sixty-six".

Divisors: 1 2 3 6 9 18 2721529387 5443058774 8164588161 16329176322 24493764483 48987528966