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38550248113 = 1321912005683
BaseRepresentation
bin100011111001110001…
…100001101010110001
310200111122002111210011
4203321301201222301
51112422330414423
625413145334521
72533211462626
oct437161415261
9120448074704
1038550248113
1115392678a93
12757a497441
133834904600
141c19c2834d
1510095b5b0d
hex8f9c61ab1

38550248113 has 12 divisors (see below), whose sum is σ = 43940803440. Its totient is φ = 33711955056.

The previous prime is 38550248083. The next prime is 38550248153. The reversal of 38550248113 is 31184205583.

38550248113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38550248113 - 217 = 38550117041 is a prime.

It is a super-2 number, since 2×385502481132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38550248153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5999631 + ... + 6006052.

It is an arithmetic number, because the mean of its divisors is an integer number (3661733620).

Almost surely, 238550248113 is an apocalyptic number.

It is an amenable number.

38550248113 is a deficient number, since it is larger than the sum of its proper divisors (5390555327).

38550248113 is a wasteful number, since it uses less digits than its factorization.

38550248113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12005728 (or 12005715 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 38550248113 in words is "thirty-eight billion, five hundred fifty million, two hundred forty-eight thousand, one hundred thirteen".

Divisors: 1 13 19 169 247 3211 12005683 156073879 228107977 2028960427 2965403701 38550248113