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5437947539 = 17541759051
BaseRepresentation
bin1010001000010000…
…00111111010010011
3112000222110100122102
411010020013322103
542114103310124
62255334031015
7251520535313
oct50410077223
915028410572
105437947539
112340641522
1210791a846b
136887c874b
14398303443
1521c613aae
hex144207e93

5437947539 has 8 divisors (see below), whose sum is σ = 5758987248. Its totient is φ = 5117036800.

The previous prime is 5437947527. The next prime is 5437947583. The reversal of 5437947539 is 9357497345.

5437947539 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5437947539 - 28 = 5437947283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5437947509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62564 + ... + 121614.

It is an arithmetic number, because the mean of its divisors is an integer number (719873406).

Almost surely, 25437947539 is an apocalyptic number.

5437947539 is a deficient number, since it is larger than the sum of its proper divisors (321039709).

5437947539 is a wasteful number, since it uses less digits than its factorization.

5437947539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64485.

The product of its digits is 14288400, while the sum is 56.

The square root of 5437947539 is about 73742.4405549477. The cubic root of 5437947539 is about 1758.5106566918.

The spelling of 5437947539 in words is "five billion, four hundred thirty-seven million, nine hundred forty-seven thousand, five hundred thirty-nine".

Divisors: 1 17 5417 59051 92089 1003867 319879267 5437947539