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675520834 = 21553217489
BaseRepresentation
bin101000010000111…
…010000101000010
31202002010000101011
4220100322011002
52340413131314
6151010431134
722511555332
oct5020720502
91662100334
10675520834
1131734a88a
1216a2924aa
13a9c4b291
1465a050c2
153e4894c4
hex2843a142

675520834 has 8 divisors (see below), whose sum is σ = 1013938380. Its totient is φ = 337541376.

The previous prime is 675520819. The next prime is 675520837. The reversal of 675520834 is 438025576.

It can be written as a sum of positive squares in 2 ways, for example, as 630160609 + 45360225 = 25103^2 + 6735^2 .

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

It is not an unprimeable number, because it can be changed into a prime (675520837) 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, 105639 + ... + 111850.

Almost surely, 2675520834 is an apocalyptic number.

675520834 is a deficient number, since it is larger than the sum of its proper divisors (338417546).

675520834 is a wasteful number, since it uses less digits than its factorization.

675520834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219044.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 675520834 is about 25990.7836357429. The cubic root of 675520834 is about 877.4308824005.

The spelling of 675520834 in words is "six hundred seventy-five million, five hundred twenty thousand, eight hundred thirty-four".

Divisors: 1 2 1553 3106 217489 434978 337760417 675520834