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50190192388 = 22714401124471
BaseRepresentation
bin101110101111100100…
…011000111100000100
311210112211200221112101
4232233210120330010
51310242142124023
635020154001444
73424521411340
oct565744307404
9153484627471
1050190192388
111a316067446
129888716284
13496b2a1bbb
142601abc620
15148b4131ad
hexbaf918f04

50190192388 has 24 divisors (see below), whose sum is σ = 100388161664. Its totient is φ = 21508416000.

The previous prime is 50190192343. The next prime is 50190192391. The reversal of 50190192388 is 88329109105.

50190192388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340993 + ... + 465463.

Almost surely, 250190192388 is an apocalyptic number.

It is an amenable number.

50190192388 is an abundant number, since it is smaller than the sum of its proper divisors (50197969276).

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

50190192388 is a wasteful number, since it uses less digits than its factorization.

50190192388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138883 (or 138881 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 50190192388 in words is "fifty billion, one hundred ninety million, one hundred ninety-two thousand, three hundred eighty-eight".

Divisors: 1 2 4 7 14 28 14401 28802 57604 100807 124471 201614 248942 403228 497884 871297 1742594 3485188 1792506871 3585013742 7170027484 12547548097 25095096194 50190192388