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511028829 = 32182331147
BaseRepresentation
bin11110011101011…
…010111001011101
31022121120221202200
4132131122321131
52021310410304
6122413042113
715443446653
oct3635327135
91277527680
10511028829
1124250a583
12123186339
1381b4702c
144bc26dd3
152ece5e39
hex1e75ae5d

511028829 has 12 divisors (see below), whose sum is σ = 738581376. Its totient is φ = 340488072.

The previous prime is 511028803. The next prime is 511028849. The reversal of 511028829 is 928820115.

It is not a de Polignac number, because 511028829 - 27 = 511028701 is a prime.

It is a super-2 number, since 2×5110288292 = 522300928138222482, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 511028793 and 511028802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511028849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 834 + ... + 31980.

It is an arithmetic number, because the mean of its divisors is an integer number (61548448).

Almost surely, 2511028829 is an apocalyptic number.

It is an amenable number.

511028829 is a deficient number, since it is larger than the sum of its proper divisors (227552547).

511028829 is a wasteful number, since it uses less digits than its factorization.

511028829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32976 (or 32973 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The square root of 511028829 is about 22605.9467618589. The cubic root of 511028829 is about 799.4938616183.

The spelling of 511028829 in words is "five hundred eleven million, twenty-eight thousand, eight hundred twenty-nine".

Divisors: 1 3 9 1823 5469 16407 31147 93441 280323 56780981 170342943 511028829