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208232623 is a prime number
BaseRepresentation
bin11000110100101…
…10000010101111
3112111211022110101
430122112002233
5411301420443
632355051531
75105643124
oct1432260257
9474738411
10208232623
11a75a6285
12598a0ba7
13341aa591
141d92674b
151343384d
hexc6960af

208232623 has 2 divisors, whose sum is σ = 208232624. Its totient is φ = 208232622.

The previous prime is 208232621. The next prime is 208232681. The reversal of 208232623 is 326232802.

208232623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 208232623 - 21 = 208232621 is a prime.

Together with 208232621, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 208232591 and 208232600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (208232621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104116311 + 104116312.

It is an arithmetic number, because the mean of its divisors is an integer number (104116312).

Almost surely, 2208232623 is an apocalyptic number.

208232623 is a deficient number, since it is larger than the sum of its proper divisors (1).

208232623 is an equidigital number, since it uses as much as digits as its factorization.

208232623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 208232623 is about 14430.2675997363. The cubic root of 208232623 is about 592.7200111090.

The spelling of 208232623 in words is "two hundred eight million, two hundred thirty-two thousand, six hundred twenty-three".