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5149154208 = 2531117972957
BaseRepresentation
bin1001100101110100…
…11101101110100000
3111021212001010200010
410302322131232200
541021140413313
62210540124520
7241413042252
oct46272355640
914255033603
105149154208
112202621850
12bb8536740
13640a22813
1436bc09cd2
152020ba4c3
hex132e9dba0

5149154208 has 192 divisors, whose sum is σ = 15778965888. Its totient is φ = 1452933120.

The previous prime is 5149154201. The next prime is 5149154237. The reversal of 5149154208 is 8024519415.

It is not an unprimeable number, because it can be changed into a prime (5149154201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1739866 + ... + 1742822.

It is an arithmetic number, because the mean of its divisors is an integer number (82182114).

Almost surely, 25149154208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5149154208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7889482944).

5149154208 is an abundant number, since it is smaller than the sum of its proper divisors (10629811680).

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

5149154208 is a wasteful number, since it uses less digits than its factorization.

5149154208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095 (or 3087 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 5149154208 is about 71757.6073179701. The cubic root of 5149154208 is about 1726.8129600477.

The spelling of 5149154208 in words is "five billion, one hundred forty-nine million, one hundred fifty-four thousand, two hundred eight".