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430425031 = 1953427433
BaseRepresentation
bin11001101001111…
…100001111000111
31002222220212010211
4121221330033013
51340142100111
6110413300251
713444360321
oct3151741707
91088825124
10430425031
11200a66773
12100194687
136b234b8a
1441244611
1527bc3521
hex19a7c3c7

430425031 has 8 divisors (see below), whose sum is σ = 461628720. Its totient is φ = 400076352.

The previous prime is 430425007. The next prime is 430425043. The reversal of 430425031 is 130524034.

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 430425031 - 225 = 396870599 is a prime.

It is a super-2 number, since 2×4304250312 = 370531414622701922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 430424993 and 430425011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430425071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212710 + ... + 214723.

It is an arithmetic number, because the mean of its divisors is an integer number (57703590).

Almost surely, 2430425031 is an apocalyptic number.

430425031 is a deficient number, since it is larger than the sum of its proper divisors (31203689).

430425031 is a wasteful number, since it uses less digits than its factorization.

430425031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427505.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 430425031 is about 20746.6872295314. The cubic root of 430425031 is about 755.0328368976.

Adding to 430425031 its reverse (130524034), we get a palindrome (560949065).

The spelling of 430425031 in words is "four hundred thirty million, four hundred twenty-five thousand, thirty-one".

Divisors: 1 19 53 1007 427433 8121227 22653949 430425031