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675948001 = 259992
BaseRepresentation
bin101000010010100…
…010010111100001
31202002220201100011
4220102202113201
52341020314001
6151023524521
722515314611
oct5022422741
91662821304
10675948001
11317611813
1216a459741
13aa06a841
1465ab6a41
153e520d51
hex284a25e1

675948001 has 3 divisors (see below), whose sum is σ = 675974001. Its totient is φ = 675922002.

The previous prime is 675947981. The next prime is 675948041. The reversal of 675948001 is 100849576.

The square root of 675948001 is 25999.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 675948001 - 223 = 667559393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675948041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13000 + ... + 38998.

It is an arithmetic number, because the mean of its divisors is an integer number (225324667).

Almost surely, 2675948001 is an apocalyptic number.

675948001 is the 25999-th square number.

675948001 is the 13000-th centered octagonal number.

It is an amenable number.

675948001 is a deficient number, since it is larger than the sum of its proper divisors (26000).

675948001 is an frugal number, since it uses more digits than its factorization.

675948001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51998 (or 25999 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The cubic root of 675948001 is about 877.6157918426.

It can be divided in two parts, 675 and 948001, that added together give a square (948676 = 9742).

The spelling of 675948001 in words is "six hundred seventy-five million, nine hundred forty-eight thousand, one".

Divisors: 1 25999 675948001