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5306872543 = 71916436173
BaseRepresentation
bin1001111000101000…
…00111001011011111
3111200211211001112221
410330110013023133
541332024410133
62234332410211
7245336446420
oct47424071337
914624731487
105306872543
112283655985
121041316967
136675c488b
14384b43647
15210d71a2d
hex13c5072df

5306872543 has 16 divisors (see below), whose sum is σ = 6107222016. Its totient is φ = 4517163360.

The previous prime is 5306872517. The next prime is 5306872559. The reversal of 5306872543 is 3452786035.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5306872543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5306872543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5306812543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 856605 + ... + 862777.

It is an arithmetic number, because the mean of its divisors is an integer number (381701376).

Almost surely, 25306872543 is an apocalyptic number.

5306872543 is a deficient number, since it is larger than the sum of its proper divisors (800349473).

5306872543 is a wasteful number, since it uses less digits than its factorization.

5306872543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7014.

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 5306872543 is about 72848.2844204309. The cubic root of 5306872543 is about 1744.2666839912.

The spelling of 5306872543 in words is "five billion, three hundred six million, eight hundred seventy-two thousand, five hundred forty-three".

Divisors: 1 7 191 643 1337 4501 6173 43211 122813 859691 1179043 3969239 8253301 27784673 758124649 5306872543