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5430420133 = 31199787719
BaseRepresentation
bin1010000111010110…
…11010001010100101
3112000110021220222121
411003223122022211
542110141421013
62254504425541
7251366544445
oct50353321245
915013256877
105430420133
112337370026
1210767782b1
13687091468
14397304125
1521bb2858d
hex143ada2a5

5430420133 has 8 divisors (see below), whose sum is σ = 5608465920. Its totient is φ = 5252553840.

The previous prime is 5430420131. The next prime is 5430420139. The reversal of 5430420133 is 3310240345.

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 5430420133 - 21 = 5430420131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5430420098 and 5430420107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430420131) 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, 18048 + ... + 105766.

It is an arithmetic number, because the mean of its divisors is an integer number (701058240).

Almost surely, 25430420133 is an apocalyptic number.

It is an amenable number.

5430420133 is a deficient number, since it is larger than the sum of its proper divisors (178045787).

5430420133 is a wasteful number, since it uses less digits than its factorization.

5430420133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89747.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 5430420133 is about 73691.3843878645. The cubic root of 5430420133 is about 1757.6988837451.

Adding to 5430420133 its reverse (3310240345), we get a palindrome (8740660478).

The spelling of 5430420133 in words is "five billion, four hundred thirty million, four hundred twenty thousand, one hundred thirty-three".

Divisors: 1 31 1997 61907 87719 2719289 175174843 5430420133