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676472473 = 2923326637
BaseRepresentation
bin101000010100100…
…010011010011001
31202010220100210001
4220110202122121
52341134104343
6151043053001
722522630645
oct5024423231
91663810701
10676472473
1131793a866
1216a671161
13aa1c2491
1465bb1c25
153e5c644d
hex28522699

676472473 has 4 divisors (see below), whose sum is σ = 699799140. Its totient is φ = 653145808.

The previous prime is 676472453. The next prime is 676472513. The reversal of 676472473 is 374274676.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 574704729 + 101767744 = 23973^2 + 10088^2 .

It is a cyclic number.

It is not a de Polignac number, because 676472473 - 217 = 676341401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676472453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11663290 + ... + 11663347.

It is an arithmetic number, because the mean of its divisors is an integer number (174949785).

Almost surely, 2676472473 is an apocalyptic number.

It is an amenable number.

676472473 is a deficient number, since it is larger than the sum of its proper divisors (23326667).

676472473 is a wasteful number, since it uses less digits than its factorization.

676472473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23326666.

The product of its digits is 1185408, while the sum is 46.

The square root of 676472473 is about 26009.0844321748. The cubic root of 676472473 is about 877.8427155677.

The spelling of 676472473 in words is "six hundred seventy-six million, four hundred seventy-two thousand, four hundred seventy-three".

Divisors: 1 29 23326637 676472473