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676392207 = 3827327253
BaseRepresentation
bin101000010100001…
…110110100001111
31202010202021200020
4220110032310033
52341124022312
6151041233223
722522144641
oct5024166417
91663667606
10676392207
11317895527
1216a632813
13aa194a9a
1465b90891
153e5ac78c
hex2850ed0f

676392207 has 8 divisors (see below), whose sum is σ = 901998384. Its totient is φ = 450857088.

The previous prime is 676392187. The next prime is 676392263. The reversal of 676392207 is 702293676.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 676392207 - 28 = 676391951 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676592207) 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, 11193 + ... + 38445.

It is an arithmetic number, because the mean of its divisors is an integer number (112749798).

Almost surely, 2676392207 is an apocalyptic number.

676392207 is a deficient number, since it is larger than the sum of its proper divisors (225606177).

676392207 is a wasteful number, since it uses less digits than its factorization.

676392207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35529.

The product of its (nonzero) digits is 190512, while the sum is 42.

The square root of 676392207 is about 26007.5413486166. The cubic root of 676392207 is about 877.8079944158.

The spelling of 676392207 in words is "six hundred seventy-six million, three hundred ninety-two thousand, two hundred seven".

Divisors: 1 3 8273 24819 27253 81759 225464069 676392207