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512034427 = 6177310859
BaseRepresentation
bin11110100001010…
…000011001111011
31022200111001012001
4132201100121323
52022040100202
6122450401431
715455135512
oct3641203173
91280431161
10512034427
11243037053
12123590277
1382109968
144c009679
152ee43d87
hex1e85067b

512034427 has 8 divisors (see below), whose sum is σ = 521149680. Its totient is φ = 502942560.

The previous prime is 512034421. The next prime is 512034449. The reversal of 512034427 is 724430215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 512034427 - 211 = 512032379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512034395 and 512034404.

It is not an unprimeable number, because it can be changed into a prime (512034421) 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, 41724 + ... + 52582.

It is an arithmetic number, because the mean of its divisors is an integer number (65143710).

Almost surely, 2512034427 is an apocalyptic number.

512034427 is a deficient number, since it is larger than the sum of its proper divisors (9115253).

512034427 is a wasteful number, since it uses less digits than its factorization.

512034427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11693.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 512034427 is about 22628.1777215930. The cubic root of 512034427 is about 800.0179303273.

The spelling of 512034427 in words is "five hundred twelve million, thirty-four thousand, four hundred twenty-seven".

Divisors: 1 61 773 10859 47153 662399 8394007 512034427