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5415051247 = 23512303297
BaseRepresentation
bin1010000101100001…
…10001111111101111
3111222101101002211121
411002300301333233
542042223114442
62253155201411
7251122114264
oct50260617757
914871332747
105415051247
112329723171
1210715a6267
13683b3cc48
1439526326b
1521a5de967
hex142c31fef

5415051247 has 4 divisors (see below), whose sum is σ = 5417356896. Its totient is φ = 5412745600.

The previous prime is 5415051241. The next prime is 5415051277. The reversal of 5415051247 is 7421505145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7421505145 = 51484301029.

It is a cyclic number.

It is not a de Polignac number, because 5415051247 - 219 = 5414526959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5415051241) 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, 1149298 + ... + 1153999.

It is an arithmetic number, because the mean of its divisors is an integer number (1354339224).

Almost surely, 25415051247 is an apocalyptic number.

5415051247 is a deficient number, since it is larger than the sum of its proper divisors (2305649).

5415051247 is a wasteful number, since it uses less digits than its factorization.

5415051247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305648.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 5415051247 is about 73587.0317854987. The cubic root of 5415051247 is about 1756.0391350419.

The spelling of 5415051247 in words is "five billion, four hundred fifteen million, fifty-one thousand, two hundred forty-seven".

Divisors: 1 2351 2303297 5415051247