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5161023067 = 19271632793
BaseRepresentation
bin1001100111001111…
…01111011001011011
3111022200101010200111
410303213233121123
541032210214232
62212042345151
7241615654324
oct46347573133
914280333614
105161023067
112209299022
1210004bb1b7
13643319c05
1436d61944b
15203162047
hex1339ef65b

5161023067 has 4 divisors (see below), whose sum is σ = 5432655880. Its totient is φ = 4889390256.

The previous prime is 5161023041. The next prime is 5161023071. The reversal of 5161023067 is 7603201615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5161023067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5161021067) 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, 135816378 + ... + 135816415.

It is an arithmetic number, because the mean of its divisors is an integer number (1358163970).

Almost surely, 25161023067 is an apocalyptic number.

5161023067 is a deficient number, since it is larger than the sum of its proper divisors (271632813).

5161023067 is a wasteful number, since it uses less digits than its factorization.

5161023067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271632812.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 5161023067 is about 71840.2607665089. The cubic root of 5161023067 is about 1728.1387164438.

The spelling of 5161023067 in words is "five billion, one hundred sixty-one million, twenty-three thousand, sixty-seven".

Divisors: 1 19 271632793 5161023067