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676007830 = 25187935977
BaseRepresentation
bin101000010010110…
…000111110010110
31202010000202102001
4220102300332112
52341024222310
6151025105514
722515654211
oct5022607626
91663022361
10676007830
11317652763
1216a48829a
13aa08bb44
1465ad0778
153e53393a
hex284b0f96

676007830 has 16 divisors (see below), whose sum is σ = 1217495520. Its totient is φ = 270251712.

The previous prime is 676007809. The next prime is 676007831. The reversal of 676007830 is 38700676.

It is a self number, because there is not a number n which added to its sum of digits gives 676007830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676007831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802 + ... + 36778.

It is an arithmetic number, because the mean of its divisors is an integer number (76093470).

Almost surely, 2676007830 is an apocalyptic number.

676007830 is a deficient number, since it is larger than the sum of its proper divisors (541487690).

676007830 is a wasteful number, since it uses less digits than its factorization.

676007830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37863.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 676007830 is about 26000.1505764871. The cubic root of 676007830 is about 877.6416840346.

The spelling of 676007830 in words is "six hundred seventy-six million, seven thousand, eight hundred thirty".

Divisors: 1 2 5 10 1879 3758 9395 18790 35977 71954 179885 359770 67600783 135201566 338003915 676007830