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676678040 = 23516916951
BaseRepresentation
bin101000010101010…
…100100110011000
31202011021210202122
4220111110212120
52341212144130
6151051320412
722524445163
oct5025244630
91664253678
10676678040
11317a70255
1216a750108
13aa264c0c
1465c26ada
153e6172e5
hex28554998

676678040 has 16 divisors (see below), whose sum is σ = 1522525680. Its totient is φ = 270671200.

The previous prime is 676678039. The next prime is 676678043. The reversal of 676678040 is 40876676.

It is a junction number, because it is equal to n+sod(n) for n = 676677982 and 676678000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676678043) 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, 8458436 + ... + 8458515.

It is an arithmetic number, because the mean of its divisors is an integer number (95157855).

Almost surely, 2676678040 is an apocalyptic number.

It is an amenable number.

676678040 is an abundant number, since it is smaller than the sum of its proper divisors (845847640).

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

676678040 is a wasteful number, since it uses less digits than its factorization.

676678040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16916962 (or 16916958 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 676678040 is about 26013.0359627630. The cubic root of 676678040 is about 877.9316264127.

The spelling of 676678040 in words is "six hundred seventy-six million, six hundred seventy-eight thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 16916951 33833902 67667804 84584755 135335608 169169510 338339020 676678040