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380006608887 = 32181263886981
BaseRepresentation
bin1011000011110100010…
…10001010111111110111
31100022212022110212102200
411201322022022333313
522211223142441022
6450323404235543
736311626611003
oct5417212127767
91308768425380
10380006608887
11137183907774
126179353bbb3
1329ab04388b9
141456cb1b703
159d41535bac
hex587a28aff7

380006608887 has 24 divisors (see below), whose sum is σ = 554030244768. Its totient is φ = 250979860800.

The previous prime is 380006608873. The next prime is 380006608897. The reversal of 380006608887 is 788806600083.

It is a happy number.

It is not a de Polignac number, because 380006608887 - 211 = 380006606839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380006608867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15064 + ... + 871917.

It is an arithmetic number, because the mean of its divisors is an integer number (23084593532).

Almost surely, 2380006608887 is an apocalyptic number.

380006608887 is a deficient number, since it is larger than the sum of its proper divisors (174023635881).

380006608887 is a wasteful number, since it uses less digits than its factorization.

380006608887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887431 (or 887428 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 380006608887 in words is "three hundred eighty billion, six million, six hundred eight thousand, eight hundred eighty-seven".

Divisors: 1 3 9 181 263 543 789 1629 2367 47603 142809 428427 886981 2660943 7982829 160543561 233276003 481630683 699828009 1444892049 2099484027 42222956543 126668869629 380006608887