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676440500 = 22531352881
BaseRepresentation
bin101000010100011…
…010100110110100
31202010211201220212
4220110122212310
52341132044000
6151042244552
722522435511
oct5024324664
91663751825
10676440500
1131791883a
1216a656758
13aa1b0a68
1465ba4308
153e5bbc35
hex2851a9b4

676440500 has 24 divisors (see below), whose sum is σ = 1477347144. Its totient is φ = 270576000.

The previous prime is 676440493. The next prime is 676440503. The reversal of 676440500 is 5044676.

It can be written as a sum of positive squares in 4 ways, for example, as 67535524 + 608904976 = 8218^2 + 24676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676440503) 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 7 ways as a sum of consecutive naturals, for example, 675941 + ... + 676940.

It is an arithmetic number, because the mean of its divisors is an integer number (61556131).

Almost surely, 2676440500 is an apocalyptic number.

It is an amenable number.

676440500 is an abundant number, since it is smaller than the sum of its proper divisors (800906644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676440500 is a wasteful number, since it uses less digits than its factorization.

676440500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352900 (or 1352888 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 676440500 is about 26008.4697742870. The cubic root of 676440500 is about 877.8288851417.

The spelling of 676440500 in words is "six hundred seventy-six million, four hundred forty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 1352881 2705762 5411524 6764405 13528810 27057620 33822025 67644050 135288100 169110125 338220250 676440500