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5321018689 = 71451523877
BaseRepresentation
bin1001111010010100…
…00100110101000001
3111201211102202102021
410331022010311001
541344140044224
62235555521441
7245600625010
oct47512046501
914654382367
105321018689
112290638108
121045bb9281
1366a50868c
14386986a77
152122181e4
hex13d284d41

5321018689 has 8 divisors (see below), whose sum is σ = 6085366848. Its totient is φ = 4557721200.

The previous prime is 5321018657. The next prime is 5321018749. The reversal of 5321018689 is 9868101235.

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 5321018689 - 25 = 5321018657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5321018189) 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, 251782 + ... + 272095.

It is an arithmetic number, because the mean of its divisors is an integer number (760670856).

Almost surely, 25321018689 is an apocalyptic number.

It is an amenable number.

5321018689 is a deficient number, since it is larger than the sum of its proper divisors (764348159).

5321018689 is a wasteful number, since it uses less digits than its factorization.

5321018689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525335.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 5321018689 is about 72945.3130022759. The cubic root of 5321018689 is about 1745.8151640616.

The spelling of 5321018689 in words is "five billion, three hundred twenty-one million, eighteen thousand, six hundred eighty-nine".

Divisors: 1 7 1451 10157 523877 3667139 760145527 5321018689