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83628827 is a prime number
BaseRepresentation
bin1001111110000…
…01001100011011
312211100210011222
410333001030123
5132402110302
612144242255
72033555552
oct477011433
9184323158
1083628827
114322a637
122401038b
1314431019
14b16cd99
15751dda2
hex4fc131b

83628827 has 2 divisors, whose sum is σ = 83628828. Its totient is φ = 83628826.

The previous prime is 83628821. The next prime is 83628829. The reversal of 83628827 is 72882638.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83628827 - 212 = 83624731 is a prime.

Together with 83628829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83628821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41814413 + 41814414.

It is an arithmetic number, because the mean of its divisors is an integer number (41814414).

Almost surely, 283628827 is an apocalyptic number.

83628827 is a deficient number, since it is larger than the sum of its proper divisors (1).

83628827 is an equidigital number, since it uses as much as digits as its factorization.

83628827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The square root of 83628827 is about 9144.8798242514. The cubic root of 83628827 is about 437.3058983328.

The spelling of 83628827 in words is "eighty-three million, six hundred twenty-eight thousand, eight hundred twenty-seven".