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83522501 is a prime number
BaseRepresentation
bin1001111101001…
…11001111000101
312211011101022222
410332213033011
5132340210001
612142102125
72032633556
oct476471705
9184141288
1083522501
1143167767
1223b7a945
13143c47ca
14b14232d
1574ec61b
hex4fa73c5

83522501 has 2 divisors, whose sum is σ = 83522502. Its totient is φ = 83522500.

The previous prime is 83522447. The next prime is 83522503. The reversal of 83522501 is 10522538.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51825601 + 31696900 = 7199^2 + 5630^2 .

It is a cyclic number.

It is not a de Polignac number, because 83522501 - 26 = 83522437 is a prime.

Together with 83522503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83522503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41761250 + 41761251.

It is an arithmetic number, because the mean of its divisors is an integer number (41761251).

Almost surely, 283522501 is an apocalyptic number.

It is an amenable number.

83522501 is a deficient number, since it is larger than the sum of its proper divisors (1).

83522501 is an equidigital number, since it uses as much as digits as its factorization.

83522501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 83522501 is about 9139.0645582576. The cubic root of 83522501 is about 437.1204889549.

The spelling of 83522501 in words is "eighty-three million, five hundred twenty-two thousand, five hundred one".