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530951694 = 2371321931127
BaseRepresentation
bin11111101001011…
…010111000001110
31101000002010210120
4133221122320032
52041410423234
6124404045410
716105005060
oct3751327016
91330063716
10530951694
11252787959
12129993866
1386001300
1450731730
153192e049
hex1fa5ae0e

530951694 has 192 divisors, whose sum is σ = 1439170560. Its totient is φ = 127370880.

The previous prime is 530951693. The next prime is 530951717. The reversal of 530951694 is 496159035.

It is a super-2 number, since 2×5309516942 = 563819402722939272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530951693) 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 95 ways as a sum of consecutive naturals, for example, 4180659 + ... + 4180785.

It is an arithmetic number, because the mean of its divisors is an integer number (7495680).

Almost surely, 2530951694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530951694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (719585280).

530951694 is an abundant number, since it is smaller than the sum of its proper divisors (908218866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530951694 is a wasteful number, since it uses less digits than its factorization.

530951694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 530951694 is about 23042.3890688444. The cubic root of 530951694 is about 809.7513304642.

The spelling of 530951694 in words is "five hundred thirty million, nine hundred fifty-one thousand, six hundred ninety-four".