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675465701 = 2129317269
BaseRepresentation
bin101000010000101…
…100100111100101
31202002000012202012
4220100230213211
52340404400301
6151005324005
722511235521
oct5020544745
91662005665
10675465701
11317312419
1216a266605
13a9c2c161
14659ccd81
153e477ebb
hex2842c9e5

675465701 has 4 divisors (see below), whose sum is σ = 675785100. Its totient is φ = 675146304.

The previous prime is 675465691. The next prime is 675465779. The reversal of 675465701 is 107564576.

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 308704900 + 366760801 = 17570^2 + 19151^2 .

It is a cyclic number.

It is not a de Polignac number, because 675465701 - 222 = 671271397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675465781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156506 + ... + 160763.

It is an arithmetic number, because the mean of its divisors is an integer number (168946275).

Almost surely, 2675465701 is an apocalyptic number.

It is an amenable number.

675465701 is a deficient number, since it is larger than the sum of its proper divisors (319399).

675465701 is a wasteful number, since it uses less digits than its factorization.

675465701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319398.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 675465701 is about 25989.7229881351. The cubic root of 675465701 is about 877.4070110850.

The spelling of 675465701 in words is "six hundred seventy-five million, four hundred sixty-five thousand, seven hundred one".

Divisors: 1 2129 317269 675465701