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5439273167 = 44312278269
BaseRepresentation
bin1010001000011010…
…01011100011001111
3112001001221201001202
411010031023203033
542114423220132
62255422300115
7251535026156
oct50415134317
915031851052
105439273167
112341367489
12107972763b
13688b70c43
1439856a59d
1521c7c6762
hex14434b8cf

5439273167 has 4 divisors (see below), whose sum is σ = 5451551880. Its totient is φ = 5426994456.

The previous prime is 5439273163. The next prime is 5439273209. The reversal of 5439273167 is 7613729345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7613729345 = 51522745869.

It is a cyclic number.

It is not a de Polignac number, because 5439273167 - 22 = 5439273163 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 (5439273163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6138692 + ... + 6139577.

It is an arithmetic number, because the mean of its divisors is an integer number (1362887970).

Almost surely, 25439273167 is an apocalyptic number.

5439273167 is a deficient number, since it is larger than the sum of its proper divisors (12278713).

5439273167 is a wasteful number, since it uses less digits than its factorization.

5439273167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12278712.

The product of its digits is 952560, while the sum is 47.

The square root of 5439273167 is about 73751.4282370179. The cubic root of 5439273167 is about 1758.6535379015.

The spelling of 5439273167 in words is "five billion, four hundred thirty-nine million, two hundred seventy-three thousand, one hundred sixty-seven".

Divisors: 1 443 12278269 5439273167