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5129191148 = 224421290047
BaseRepresentation
bin1001100011011100…
…10011111011101100
3111020110110220111112
410301232103323230
541001033104043
62204544211152
7241051256024
oct46156237354
914213426445
105129191148
1121a2327254
12bb1909ab8
13639853163
143692d0a84
15200475518
hex131b93eec

5129191148 has 12 divisors (see below), whose sum is σ = 8978145792. Its totient is φ = 2564006640.

The previous prime is 5129191147. The next prime is 5129191163. The reversal of 5129191148 is 8411919215.

It is not an unprimeable number, because it can be changed into a prime (5129191147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127340 + ... + 162707.

It is an arithmetic number, because the mean of its divisors is an integer number (748178816).

Almost surely, 25129191148 is an apocalyptic number.

It is an amenable number.

5129191148 is a deficient number, since it is larger than the sum of its proper divisors (3848954644).

5129191148 is a wasteful number, since it uses less digits than its factorization.

5129191148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294472 (or 294470 counting only the distinct ones).

The product of its digits is 25920, while the sum is 41.

The square root of 5129191148 is about 71618.3715815991. The cubic root of 5129191148 is about 1724.5784755097.

The spelling of 5129191148 in words is "five billion, one hundred twenty-nine million, one hundred ninety-one thousand, one hundred forty-eight".

Divisors: 1 2 4 4421 8842 17684 290047 580094 1160188 1282297787 2564595574 5129191148