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5015106149 = 6437799543
BaseRepresentation
bin1001010101110110…
…00111001001100101
3110221111210210022012
410222323013021211
540232331344044
62145351044005
7235164461504
oct45273071145
913844723265
105015106149
112143995529
12b7b670605
1361c01a641
143580b483b
151e543c59e
hex12aec7265

5015106149 has 4 divisors (see below), whose sum is σ = 5022906336. Its totient is φ = 5007305964.

The previous prime is 5015106119. The next prime is 5015106167. The reversal of 5015106149 is 9416015105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5015106149 is a prime.

It is a super-2 number, since 2×50151061492 = 50302579371475220402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5015106119) 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 3 ways as a sum of consecutive naturals, for example, 3899129 + ... + 3900414.

It is an arithmetic number, because the mean of its divisors is an integer number (1255726584).

Almost surely, 25015106149 is an apocalyptic number.

It is an amenable number.

5015106149 is a deficient number, since it is larger than the sum of its proper divisors (7800187).

5015106149 is an equidigital number, since it uses as much as digits as its factorization.

5015106149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800186.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 5015106149 is about 70817.4141648790. The cubic root of 5015106149 is about 1711.6962920810.

The spelling of 5015106149 in words is "five billion, fifteen million, one hundred six thousand, one hundred forty-nine".

Divisors: 1 643 7799543 5015106149